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Finding the Fourth Proportional to 38,045.25, 57,068.01 and 10,343.25

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Solution

The fourth proportional to 38,045.25, 57,068.01 and 10,343.25 is: 15,514.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,045.25 : 57,068.01 = 10,343.25 : x
  2. Step 2: Convert to fraction form
    38,045.25/57,068.01 = 10,343.25/x
  3. Step 3: Cross multiply
    38,045.25x = 57,068.01 × 10,343.25
  4. Step 4: Simplify right side
    38,045.25x = 590,268,694.43
  5. Step 5: Solve for x
    x = 590,268,694.43/38,045.25
  6. Step 6: Final answer
    x = 15,514.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.