Home / 38,158.26-57,270.33-26,479.68

Finding the Fourth Proportional to 38,158.26, 57,270.33 and 26,479.68

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Solution

The fourth proportional to 38,158.26, 57,270.33 and 26,479.68 is: 39,742.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,158.26 : 57,270.33 = 26,479.68 : x
  2. Step 2: Convert to fraction form
    38,158.26/57,270.33 = 26,479.68/x
  3. Step 3: Cross multiply
    38,158.26x = 57,270.33 × 26,479.68
  4. Step 4: Simplify right side
    38,158.26x = 1,516,500,011.89
  5. Step 5: Solve for x
    x = 1,516,500,011.89/38,158.26
  6. Step 6: Final answer
    x = 39,742.38

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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.