Home / 16,284.47-22,472.34-9,114.62

Finding the Fourth Proportional to 16,284.47, 22,472.34 and 9,114.62

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Solution

The fourth proportional to 16,284.47, 22,472.34 and 9,114.62 is: 12,578.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,284.47 : 22,472.34 = 9,114.62 : x
  2. Step 2: Convert to fraction form
    16,284.47/22,472.34 = 9,114.62/x
  3. Step 3: Cross multiply
    16,284.47x = 22,472.34 × 9,114.62
  4. Step 4: Simplify right side
    16,284.47x = 204,826,727.25
  5. Step 5: Solve for x
    x = 204,826,727.25/16,284.47
  6. Step 6: Final answer
    x = 12,578.04

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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.