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Finding the Fourth Proportional to 23,574.72, 35,361.36 and 7,992.48

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Solution

The fourth proportional to 23,574.72, 35,361.36 and 7,992.48 is: 11,988.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,574.72 : 35,361.36 = 7,992.48 : x
  2. Step 2: Convert to fraction form
    23,574.72/35,361.36 = 7,992.48/x
  3. Step 3: Cross multiply
    23,574.72x = 35,361.36 × 7,992.48
  4. Step 4: Simplify right side
    23,574.72x = 282,624,962.57
  5. Step 5: Solve for x
    x = 282,624,962.57/23,574.72
  6. Step 6: Final answer
    x = 11,988.48

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.