Home / 52,425.95-72,348.68-28,553.09

Finding the Fourth Proportional to 52,425.95, 72,348.68 and 28,553.09

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Solution

The fourth proportional to 52,425.95, 72,348.68 and 28,553.09 is: 39,403.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,425.95 : 72,348.68 = 28,553.09 : x
  2. Step 2: Convert to fraction form
    52,425.95/72,348.68 = 28,553.09/x
  3. Step 3: Cross multiply
    52,425.95x = 72,348.68 × 28,553.09
  4. Step 4: Simplify right side
    52,425.95x = 2,065,778,228.66
  5. Step 5: Solve for x
    x = 2,065,778,228.66/52,425.95
  6. Step 6: Final answer
    x = 39,403.73

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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.