Home / 18,079.83-24,947.20-11,360.70

Finding the Fourth Proportional to 18,079.83, 24,947.20 and 11,360.70

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Solution

The fourth proportional to 18,079.83, 24,947.20 and 11,360.70 is: 15,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,079.83 : 24,947.20 = 11,360.70 : x
  2. Step 2: Convert to fraction form
    18,079.83/24,947.20 = 11,360.70/x
  3. Step 3: Cross multiply
    18,079.83x = 24,947.20 × 11,360.70
  4. Step 4: Simplify right side
    18,079.83x = 283,417,626.64
  5. Step 5: Solve for x
    x = 283,417,626.64/18,079.83
  6. Step 6: Final answer
    x = 15,675.90

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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.