Home / 22,994.38-31,732.36-13,434.81

Finding the Fourth Proportional to 22,994.38, 31,732.36 and 13,434.81

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Solution

The fourth proportional to 22,994.38, 31,732.36 and 13,434.81 is: 18,540.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,994.38 : 31,732.36 = 13,434.81 : x
  2. Step 2: Convert to fraction form
    22,994.38/31,732.36 = 13,434.81/x
  3. Step 3: Cross multiply
    22,994.38x = 31,732.36 × 13,434.81
  4. Step 4: Simplify right side
    22,994.38x = 426,318,239.61
  5. Step 5: Solve for x
    x = 426,318,239.61/22,994.38
  6. Step 6: Final answer
    x = 18,540.11

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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.