Home / 48,153.20-66,446.76-28,009.04

Finding the Fourth Proportional to 48,153.20, 66,446.76 and 28,009.04

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Solution

The fourth proportional to 48,153.20, 66,446.76 and 28,009.04 is: 38,649.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,153.20 : 66,446.76 = 28,009.04 : x
  2. Step 2: Convert to fraction form
    48,153.20/66,446.76 = 28,009.04/x
  3. Step 3: Cross multiply
    48,153.20x = 66,446.76 × 28,009.04
  4. Step 4: Simplify right side
    48,153.20x = 1,861,109,958.71
  5. Step 5: Solve for x
    x = 1,861,109,958.71/48,153.20
  6. Step 6: Final answer
    x = 38,649.77

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Half scale
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Double scale
Find fourth proportional to 48,154.20, 66,448.14 and 28,010.04
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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.