Home / 52,425.90-72,348.21-28,552.68

Finding the Fourth Proportional to 52,425.90, 72,348.21 and 28,552.68

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Solution

The fourth proportional to 52,425.90, 72,348.21 and 28,552.68 is: 39,402.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,425.90 : 72,348.21 = 28,552.68 : x
  2. Step 2: Convert to fraction form
    52,425.90/72,348.21 = 28,552.68/x
  3. Step 3: Cross multiply
    52,425.90x = 72,348.21 × 28,552.68
  4. Step 4: Simplify right side
    52,425.90x = 2,065,735,288.70
  5. Step 5: Solve for x
    x = 2,065,735,288.70/52,425.90
  6. Step 6: Final answer
    x = 39,402.95

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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.