Home / 16,358.28-22,572.36-9,283.20

Finding the Fourth Proportional to 16,358.28, 22,572.36 and 9,283.20

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Solution

The fourth proportional to 16,358.28, 22,572.36 and 9,283.20 is: 12,809.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,358.28 : 22,572.36 = 9,283.20 : x
  2. Step 2: Convert to fraction form
    16,358.28/22,572.36 = 9,283.20/x
  3. Step 3: Cross multiply
    16,358.28x = 22,572.36 × 9,283.20
  4. Step 4: Simplify right side
    16,358.28x = 209,543,732.35
  5. Step 5: Solve for x
    x = 209,543,732.35/16,358.28
  6. Step 6: Final answer
    x = 12,809.64

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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.