Home / 22,708.15-31,337.97-14,207.55

Finding the Fourth Proportional to 22,708.15, 31,337.97 and 14,207.55

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Solution

The fourth proportional to 22,708.15, 31,337.97 and 14,207.55 is: 19,606.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,708.15 : 31,337.97 = 14,207.55 : x
  2. Step 2: Convert to fraction form
    22,708.15/31,337.97 = 14,207.55/x
  3. Step 3: Cross multiply
    22,708.15x = 31,337.97 × 14,207.55
  4. Step 4: Simplify right side
    22,708.15x = 445,235,775.67
  5. Step 5: Solve for x
    x = 445,235,775.67/22,708.15
  6. Step 6: Final answer
    x = 19,606.87

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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.