Home / 38,951.38-58,421.14-10,868.47

Finding the Fourth Proportional to 38,951.38, 58,421.14 and 10,868.47

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Solution

The fourth proportional to 38,951.38, 58,421.14 and 10,868.47 is: 16,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,951.38 : 58,421.14 = 10,868.47 : x
  2. Step 2: Convert to fraction form
    38,951.38/58,421.14 = 10,868.47/x
  3. Step 3: Cross multiply
    38,951.38x = 58,421.14 × 10,868.47
  4. Step 4: Simplify right side
    38,951.38x = 634,948,407.46
  5. Step 5: Solve for x
    x = 634,948,407.46/38,951.38
  6. Step 6: Final answer
    x = 16,301.05

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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.