Home / 23,363.38-32,240.34-13,290.87

Finding the Fourth Proportional to 23,363.38, 32,240.34 and 13,290.87

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Solution

The fourth proportional to 23,363.38, 32,240.34 and 13,290.87 is: 18,340.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,363.38 : 32,240.34 = 13,290.87 : x
  2. Step 2: Convert to fraction form
    23,363.38/32,240.34 = 13,290.87/x
  3. Step 3: Cross multiply
    23,363.38x = 32,240.34 × 13,290.87
  4. Step 4: Simplify right side
    23,363.38x = 428,502,288.60
  5. Step 5: Solve for x
    x = 428,502,288.60/23,363.38
  6. Step 6: Final answer
    x = 18,340.77

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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.