Home / 22,634.90-31,240.03-13,073.07

Finding the Fourth Proportional to 22,634.90, 31,240.03 and 13,073.07

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Solution

The fourth proportional to 22,634.90, 31,240.03 and 13,073.07 is: 18,043.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,634.90 : 31,240.03 = 13,073.07 : x
  2. Step 2: Convert to fraction form
    22,634.90/31,240.03 = 13,073.07/x
  3. Step 3: Cross multiply
    22,634.90x = 31,240.03 × 13,073.07
  4. Step 4: Simplify right side
    22,634.90x = 408,403,098.99
  5. Step 5: Solve for x
    x = 408,403,098.99/22,634.90
  6. Step 6: Final answer
    x = 18,043.07

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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.