Home / 15,473.18-23,199.36-7,148.64

Finding the Fourth Proportional to 15,473.18, 23,199.36 and 7,148.64

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Solution

The fourth proportional to 15,473.18, 23,199.36 and 7,148.64 is: 10,718.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,473.18 : 23,199.36 = 7,148.64 : x
  2. Step 2: Convert to fraction form
    15,473.18/23,199.36 = 7,148.64/x
  3. Step 3: Cross multiply
    15,473.18x = 23,199.36 × 7,148.64
  4. Step 4: Simplify right side
    15,473.18x = 165,843,872.87
  5. Step 5: Solve for x
    x = 165,843,872.87/15,473.18
  6. Step 6: Final answer
    x = 10,718.15

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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.