Home / 16,623.20-22,948.24-13,031.84

Finding the Fourth Proportional to 16,623.20, 22,948.24 and 13,031.84

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Solution

The fourth proportional to 16,623.20, 22,948.24 and 13,031.84 is: 17,990.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,623.20 : 22,948.24 = 13,031.84 : x
  2. Step 2: Convert to fraction form
    16,623.20/22,948.24 = 13,031.84/x
  3. Step 3: Cross multiply
    16,623.20x = 22,948.24 × 13,031.84
  4. Step 4: Simplify right side
    16,623.20x = 299,057,791.96
  5. Step 5: Solve for x
    x = 299,057,791.96/16,623.20
  6. Step 6: Final answer
    x = 17,990.39

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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.