Home / 38,221.71-57,325.89-10,144.60

Finding the Fourth Proportional to 38,221.71, 57,325.89 and 10,144.60

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Solution

The fourth proportional to 38,221.71, 57,325.89 and 10,144.60 is: 15,215.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,221.71 : 57,325.89 = 10,144.60 : x
  2. Step 2: Convert to fraction form
    38,221.71/57,325.89 = 10,144.60/x
  3. Step 3: Cross multiply
    38,221.71x = 57,325.89 × 10,144.60
  4. Step 4: Simplify right side
    38,221.71x = 581,548,223.69
  5. Step 5: Solve for x
    x = 581,548,223.69/38,221.71
  6. Step 6: Final answer
    x = 15,215.13

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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.