Home / 52,646.40-72,655.55-29,681.90

Finding the Fourth Proportional to 52,646.40, 72,655.55 and 29,681.90

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Solution

The fourth proportional to 52,646.40, 72,655.55 and 29,681.90 is: 40,963.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,646.40 : 72,655.55 = 29,681.90 : x
  2. Step 2: Convert to fraction form
    52,646.40/72,655.55 = 29,681.90/x
  3. Step 3: Cross multiply
    52,646.40x = 72,655.55 × 29,681.90
  4. Step 4: Simplify right side
    52,646.40x = 2,156,554,257.86
  5. Step 5: Solve for x
    x = 2,156,554,257.86/52,646.40
  6. Step 6: Final answer
    x = 40,963.00

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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.