Home / 16,100.40-22,217.28-9,025.28

Finding the Fourth Proportional to 16,100.40, 22,217.28 and 9,025.28

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Solution

The fourth proportional to 16,100.40, 22,217.28 and 9,025.28 is: 12,454.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,100.40 : 22,217.28 = 9,025.28 : x
  2. Step 2: Convert to fraction form
    16,100.40/22,217.28 = 9,025.28/x
  3. Step 3: Cross multiply
    16,100.40x = 22,217.28 × 9,025.28
  4. Step 4: Simplify right side
    16,100.40x = 200,517,172.84
  5. Step 5: Solve for x
    x = 200,517,172.84/16,100.40
  6. Step 6: Final answer
    x = 12,454.17

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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.