Home / 22,502.19-31,042.68-13,068.93

Finding the Fourth Proportional to 22,502.19, 31,042.68 and 13,068.93

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Solution

The fourth proportional to 22,502.19, 31,042.68 and 13,068.93 is: 18,029.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,502.19 : 31,042.68 = 13,068.93 : x
  2. Step 2: Convert to fraction form
    22,502.19/31,042.68 = 13,068.93/x
  3. Step 3: Cross multiply
    22,502.19x = 31,042.68 × 13,068.93
  4. Step 4: Simplify right side
    22,502.19x = 405,694,611.93
  5. Step 5: Solve for x
    x = 405,694,611.93/22,502.19
  6. Step 6: Final answer
    x = 18,029.12

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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.