Home / 31,583.99-47,360.13-10,516.61

Finding the Fourth Proportional to 31,583.99, 47,360.13 and 10,516.61

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Solution

The fourth proportional to 31,583.99, 47,360.13 and 10,516.61 is: 15,769.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,583.99 : 47,360.13 = 10,516.61 : x
  2. Step 2: Convert to fraction form
    31,583.99/47,360.13 = 10,516.61/x
  3. Step 3: Cross multiply
    31,583.99x = 47,360.13 × 10,516.61
  4. Step 4: Simplify right side
    31,583.99x = 498,067,779.96
  5. Step 5: Solve for x
    x = 498,067,779.96/31,583.99
  6. Step 6: Final answer
    x = 15,769.63

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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.