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Finding the Fourth Proportional to 24,355.53, 33,611.07 and 13,743.11

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Solution

The fourth proportional to 24,355.53, 33,611.07 and 13,743.11 is: 18,965.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,355.53 : 33,611.07 = 13,743.11 : x
  2. Step 2: Convert to fraction form
    24,355.53/33,611.07 = 13,743.11/x
  3. Step 3: Cross multiply
    24,355.53x = 33,611.07 × 13,743.11
  4. Step 4: Simplify right side
    24,355.53x = 461,920,666.59
  5. Step 5: Solve for x
    x = 461,920,666.59/24,355.53
  6. Step 6: Final answer
    x = 18,965.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.