Home / 22,990.60-31,726.06-14,932.36

Finding the Fourth Proportional to 22,990.60, 31,726.06 and 14,932.36

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Solution

The fourth proportional to 22,990.60, 31,726.06 and 14,932.36 is: 20,606.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,990.60 : 31,726.06 = 14,932.36 : x
  2. Step 2: Convert to fraction form
    22,990.60/31,726.06 = 14,932.36/x
  3. Step 3: Cross multiply
    22,990.60x = 31,726.06 × 14,932.36
  4. Step 4: Simplify right side
    22,990.60x = 473,744,949.30
  5. Step 5: Solve for x
    x = 473,744,949.30/22,990.60
  6. Step 6: Final answer
    x = 20,606.03

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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.