Home / 53,909.97-74,396.28-29,711.81

Finding the Fourth Proportional to 53,909.97, 74,396.28 and 29,711.81

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Solution

The fourth proportional to 53,909.97, 74,396.28 and 29,711.81 is: 41,002.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,909.97 : 74,396.28 = 29,711.81 : x
  2. Step 2: Convert to fraction form
    53,909.97/74,396.28 = 29,711.81/x
  3. Step 3: Cross multiply
    53,909.97x = 74,396.28 × 29,711.81
  4. Step 4: Simplify right side
    53,909.97x = 2,210,448,173.50
  5. Step 5: Solve for x
    x = 2,210,448,173.50/53,909.97
  6. Step 6: Final answer
    x = 41,002.59

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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.