Home / 38,487.16-53,108.76-22,568.68

Finding the Fourth Proportional to 38,487.16, 53,108.76 and 22,568.68

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Solution

The fourth proportional to 38,487.16, 53,108.76 and 22,568.68 is: 31,142.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,487.16 : 53,108.76 = 22,568.68 : x
  2. Step 2: Convert to fraction form
    38,487.16/53,108.76 = 22,568.68/x
  3. Step 3: Cross multiply
    38,487.16x = 53,108.76 × 22,568.68
  4. Step 4: Simplify right side
    38,487.16x = 1,198,594,609.64
  5. Step 5: Solve for x
    x = 1,198,594,609.64/38,487.16
  6. Step 6: Final answer
    x = 31,142.71

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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.