Home / 52,247.16-72,101.61-28,374.30

Finding the Fourth Proportional to 52,247.16, 72,101.61 and 28,374.30

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Solution

The fourth proportional to 52,247.16, 72,101.61 and 28,374.30 is: 39,156.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,247.16 : 72,101.61 = 28,374.30 : x
  2. Step 2: Convert to fraction form
    52,247.16/72,101.61 = 28,374.30/x
  3. Step 3: Cross multiply
    52,247.16x = 72,101.61 × 28,374.30
  4. Step 4: Simplify right side
    52,247.16x = 2,045,832,712.62
  5. Step 5: Solve for x
    x = 2,045,832,712.62/52,247.16
  6. Step 6: Final answer
    x = 39,156.82

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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.