Home / 18,341.33-25,311.14-10,787.96

Finding the Fourth Proportional to 18,341.33, 25,311.14 and 10,787.96

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Solution

The fourth proportional to 18,341.33, 25,311.14 and 10,787.96 is: 14,887.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341.33 : 25,311.14 = 10,787.96 : x
  2. Step 2: Convert to fraction form
    18,341.33/25,311.14 = 10,787.96/x
  3. Step 3: Cross multiply
    18,341.33x = 25,311.14 × 10,787.96
  4. Step 4: Simplify right side
    18,341.33x = 273,055,385.38
  5. Step 5: Solve for x
    x = 273,055,385.38/18,341.33
  6. Step 6: Final answer
    x = 14,887.44

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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.