Home / 18,587.92-25,652.04-13,295.44

Finding the Fourth Proportional to 18,587.92, 25,652.04 and 13,295.44

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Solution

The fourth proportional to 18,587.92, 25,652.04 and 13,295.44 is: 18,348.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,587.92 : 25,652.04 = 13,295.44 : x
  2. Step 2: Convert to fraction form
    18,587.92/25,652.04 = 13,295.44/x
  3. Step 3: Cross multiply
    18,587.92x = 25,652.04 × 13,295.44
  4. Step 4: Simplify right side
    18,587.92x = 341,055,158.70
  5. Step 5: Solve for x
    x = 341,055,158.70/18,587.92
  6. Step 6: Final answer
    x = 18,348.22

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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.