Home / 12,559.28-18,798.24-9,271.04

Finding the Fourth Proportional to 12,559.28, 18,798.24 and 9,271.04

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Solution

The fourth proportional to 12,559.28, 18,798.24 and 9,271.04 is: 13,876.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559.28 : 18,798.24 = 9,271.04 : x
  2. Step 2: Convert to fraction form
    12,559.28/18,798.24 = 9,271.04/x
  3. Step 3: Cross multiply
    12,559.28x = 18,798.24 × 9,271.04
  4. Step 4: Simplify right side
    12,559.28x = 174,279,234.97
  5. Step 5: Solve for x
    x = 174,279,234.97/12,559.28
  6. Step 6: Final answer
    x = 13,876.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.