Home / 34,165.52-51,250.92-13,115.68

Finding the Fourth Proportional to 34,165.52, 51,250.92 and 13,115.68

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Solution

The fourth proportional to 34,165.52, 51,250.92 and 13,115.68 is: 19,674.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,165.52 : 51,250.92 = 13,115.68 : x
  2. Step 2: Convert to fraction form
    34,165.52/51,250.92 = 13,115.68/x
  3. Step 3: Cross multiply
    34,165.52x = 51,250.92 × 13,115.68
  4. Step 4: Simplify right side
    34,165.52x = 672,190,666.43
  5. Step 5: Solve for x
    x = 672,190,666.43/34,165.52
  6. Step 6: Final answer
    x = 19,674.53

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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.