Home / 16,230.65-22,399.34-9,156.92

Finding the Fourth Proportional to 16,230.65, 22,399.34 and 9,156.92

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Solution

The fourth proportional to 16,230.65, 22,399.34 and 9,156.92 is: 12,637.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,230.65 : 22,399.34 = 9,156.92 : x
  2. Step 2: Convert to fraction form
    16,230.65/22,399.34 = 9,156.92/x
  3. Step 3: Cross multiply
    16,230.65x = 22,399.34 × 9,156.92
  4. Step 4: Simplify right side
    16,230.65x = 205,108,806.65
  5. Step 5: Solve for x
    x = 205,108,806.65/16,230.65
  6. Step 6: Final answer
    x = 12,637.13

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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.