Home / 34,279.89-51,426.27-15,561.24

Finding the Fourth Proportional to 34,279.89, 51,426.27 and 15,561.24

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Solution

The fourth proportional to 34,279.89, 51,426.27 and 15,561.24 is: 23,344.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,279.89 : 51,426.27 = 15,561.24 : x
  2. Step 2: Convert to fraction form
    34,279.89/51,426.27 = 15,561.24/x
  3. Step 3: Cross multiply
    34,279.89x = 51,426.27 × 15,561.24
  4. Step 4: Simplify right side
    34,279.89x = 800,256,278.57
  5. Step 5: Solve for x
    x = 800,256,278.57/34,279.89
  6. Step 6: Final answer
    x = 23,344.78

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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.