Home / 48,517.04-66,929.01-28,360.76

Finding the Fourth Proportional to 48,517.04, 66,929.01 and 28,360.76

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Solution

The fourth proportional to 48,517.04, 66,929.01 and 28,360.76 is: 39,123.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,517.04 : 66,929.01 = 28,360.76 : x
  2. Step 2: Convert to fraction form
    48,517.04/66,929.01 = 28,360.76/x
  3. Step 3: Cross multiply
    48,517.04x = 66,929.01 × 28,360.76
  4. Step 4: Simplify right side
    48,517.04x = 1,898,157,255.00
  5. Step 5: Solve for x
    x = 1,898,157,255.00/48,517.04
  6. Step 6: Final answer
    x = 39,123.52

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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.