Home / 38,273.22-52,816.76-21,279.02

Finding the Fourth Proportional to 38,273.22, 52,816.76 and 21,279.02

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Solution

The fourth proportional to 38,273.22, 52,816.76 and 21,279.02 is: 29,364.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,273.22 : 52,816.76 = 21,279.02 : x
  2. Step 2: Convert to fraction form
    38,273.22/52,816.76 = 21,279.02/x
  3. Step 3: Cross multiply
    38,273.22x = 52,816.76 × 21,279.02
  4. Step 4: Simplify right side
    38,273.22x = 1,123,888,892.38
  5. Step 5: Solve for x
    x = 1,123,888,892.38/38,273.22
  6. Step 6: Final answer
    x = 29,364.89

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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.