Home / 16,260.68-22,439.77-9,187.11

Finding the Fourth Proportional to 16,260.68, 22,439.77 and 9,187.11

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Solution

The fourth proportional to 16,260.68, 22,439.77 and 9,187.11 is: 12,678.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,260.68 : 22,439.77 = 9,187.11 : x
  2. Step 2: Convert to fraction form
    16,260.68/22,439.77 = 9,187.11/x
  3. Step 3: Cross multiply
    16,260.68x = 22,439.77 × 9,187.11
  4. Step 4: Simplify right side
    16,260.68x = 206,156,612.40
  5. Step 5: Solve for x
    x = 206,156,612.40/16,260.68
  6. Step 6: Final answer
    x = 12,678.23

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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.