Home / 18,223.41-25,154.60-10,672.17

Finding the Fourth Proportional to 18,223.41, 25,154.60 and 10,672.17

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Solution

The fourth proportional to 18,223.41, 25,154.60 and 10,672.17 is: 14,731.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223.41 : 25,154.60 = 10,672.17 : x
  2. Step 2: Convert to fraction form
    18,223.41/25,154.60 = 10,672.17/x
  3. Step 3: Cross multiply
    18,223.41x = 25,154.60 × 10,672.17
  4. Step 4: Simplify right side
    18,223.41x = 268,454,221.32
  5. Step 5: Solve for x
    x = 268,454,221.32/18,223.41
  6. Step 6: Final answer
    x = 14,731.28

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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.