Home / 34,818.32-52,227.38-12,631.61

Finding the Fourth Proportional to 34,818.32, 52,227.38 and 12,631.61

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Solution

The fourth proportional to 34,818.32, 52,227.38 and 12,631.61 is: 18,947.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,818.32 : 52,227.38 = 12,631.61 : x
  2. Step 2: Convert to fraction form
    34,818.32/52,227.38 = 12,631.61/x
  3. Step 3: Cross multiply
    34,818.32x = 52,227.38 × 12,631.61
  4. Step 4: Simplify right side
    34,818.32x = 659,716,057.63
  5. Step 5: Solve for x
    x = 659,716,057.63/34,818.32
  6. Step 6: Final answer
    x = 18,947.38

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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.