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Finding the Fourth Proportional to 23,855.66, 35,783.49 and 7,439.66

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Solution

The fourth proportional to 23,855.66, 35,783.49 and 7,439.66 is: 11,159.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,855.66 : 35,783.49 = 7,439.66 : x
  2. Step 2: Convert to fraction form
    23,855.66/35,783.49 = 7,439.66/x
  3. Step 3: Cross multiply
    23,855.66x = 35,783.49 × 7,439.66
  4. Step 4: Simplify right side
    23,855.66x = 266,216,837.13
  5. Step 5: Solve for x
    x = 266,216,837.13/23,855.66
  6. Step 6: Final answer
    x = 11,159.48

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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.