Home / 17,449.20-26,134.56-13,541.76

Finding the Fourth Proportional to 17,449.20, 26,134.56 and 13,541.76

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Solution

The fourth proportional to 17,449.20, 26,134.56 and 13,541.76 is: 20,282.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,449.20 : 26,134.56 = 13,541.76 : x
  2. Step 2: Convert to fraction form
    17,449.20/26,134.56 = 13,541.76/x
  3. Step 3: Cross multiply
    17,449.20x = 26,134.56 × 13,541.76
  4. Step 4: Simplify right side
    17,449.20x = 353,907,939.23
  5. Step 5: Solve for x
    x = 353,907,939.23/17,449.20
  6. Step 6: Final answer
    x = 20,282.19

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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.