Home / 16,152.80-22,289.28-9,079.04

Finding the Fourth Proportional to 16,152.80, 22,289.28 and 9,079.04

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Solution

The fourth proportional to 16,152.80, 22,289.28 and 9,079.04 is: 12,528.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,152.80 : 22,289.28 = 9,079.04 : x
  2. Step 2: Convert to fraction form
    16,152.80/22,289.28 = 9,079.04/x
  3. Step 3: Cross multiply
    16,152.80x = 22,289.28 × 9,079.04
  4. Step 4: Simplify right side
    16,152.80x = 202,365,264.69
  5. Step 5: Solve for x
    x = 202,365,264.69/16,152.80
  6. Step 6: Final answer
    x = 12,528.18

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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.