Home / 52,294.61-72,167.12-28,421.29

Finding the Fourth Proportional to 52,294.61, 72,167.12 and 28,421.29

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Solution

The fourth proportional to 52,294.61, 72,167.12 and 28,421.29 is: 39,221.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,294.61 : 72,167.12 = 28,421.29 : x
  2. Step 2: Convert to fraction form
    52,294.61/72,167.12 = 28,421.29/x
  3. Step 3: Cross multiply
    52,294.61x = 72,167.12 × 28,421.29
  4. Step 4: Simplify right side
    52,294.61x = 2,051,082,536.62
  5. Step 5: Solve for x
    x = 2,051,082,536.62/52,294.61
  6. Step 6: Final answer
    x = 39,221.68

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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.