Home / 16,309.68-22,521.12-10,351.92

Finding the Fourth Proportional to 16,309.68, 22,521.12 and 10,351.92

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Solution

The fourth proportional to 16,309.68, 22,521.12 and 10,351.92 is: 14,294.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,309.68 : 22,521.12 = 10,351.92 : x
  2. Step 2: Convert to fraction form
    16,309.68/22,521.12 = 10,351.92/x
  3. Step 3: Cross multiply
    16,309.68x = 22,521.12 × 10,351.92
  4. Step 4: Simplify right side
    16,309.68x = 233,136,832.55
  5. Step 5: Solve for x
    x = 233,136,832.55/16,309.68
  6. Step 6: Final answer
    x = 14,294.38

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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.