Home / 22,637.90-31,233.02-13,076.49

Finding the Fourth Proportional to 22,637.90, 31,233.02 and 13,076.49

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Solution

The fourth proportional to 22,637.90, 31,233.02 and 13,076.49 is: 18,041.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,637.90 : 31,233.02 = 13,076.49 : x
  2. Step 2: Convert to fraction form
    22,637.90/31,233.02 = 13,076.49/x
  3. Step 3: Cross multiply
    22,637.90x = 31,233.02 × 13,076.49
  4. Step 4: Simplify right side
    22,637.90x = 408,418,273.70
  5. Step 5: Solve for x
    x = 408,418,273.70/22,637.90
  6. Step 6: Final answer
    x = 18,041.35

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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.