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Finding the Fourth Proportional to 53,539.71, 73,884.88 and 29,336.82

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Solution

The fourth proportional to 53,539.71, 73,884.88 and 29,336.82 is: 40,484.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,539.71 : 73,884.88 = 29,336.82 : x
  2. Step 2: Convert to fraction form
    53,539.71/73,884.88 = 29,336.82/x
  3. Step 3: Cross multiply
    53,539.71x = 73,884.88 × 29,336.82
  4. Step 4: Simplify right side
    53,539.71x = 2,167,547,425.28
  5. Step 5: Solve for x
    x = 2,167,547,425.28/53,539.71
  6. Step 6: Final answer
    x = 40,484.86

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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.