Home / 18,586.08-25,648.02-10,202.76

Finding the Fourth Proportional to 18,586.08, 25,648.02 and 10,202.76

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Solution

The fourth proportional to 18,586.08, 25,648.02 and 10,202.76 is: 14,079.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,586.08 : 25,648.02 = 10,202.76 : x
  2. Step 2: Convert to fraction form
    18,586.08/25,648.02 = 10,202.76/x
  3. Step 3: Cross multiply
    18,586.08x = 25,648.02 × 10,202.76
  4. Step 4: Simplify right side
    18,586.08x = 261,680,592.54
  5. Step 5: Solve for x
    x = 261,680,592.54/18,586.08
  6. Step 6: Final answer
    x = 14,079.39

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Half scale
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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.