Home / 14,990.50-22,475.17-6,665.95

Finding the Fourth Proportional to 14,990.50, 22,475.17 and 6,665.95

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Solution

The fourth proportional to 14,990.50, 22,475.17 and 6,665.95 is: 9,994.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,990.50 : 22,475.17 = 6,665.95 : x
  2. Step 2: Convert to fraction form
    14,990.50/22,475.17 = 6,665.95/x
  3. Step 3: Cross multiply
    14,990.50x = 22,475.17 × 6,665.95
  4. Step 4: Simplify right side
    14,990.50x = 149,818,359.46
  5. Step 5: Solve for x
    x = 149,818,359.46/14,990.50
  6. Step 6: Final answer
    x = 9,994.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.