Home / 31,425.68-47,006.70-29,063.72

Finding the Fourth Proportional to 31,425.68, 47,006.70 and 29,063.72

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Solution

The fourth proportional to 31,425.68, 47,006.70 and 29,063.72 is: 43,473.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,425.68 : 47,006.70 = 29,063.72 : x
  2. Step 2: Convert to fraction form
    31,425.68/47,006.70 = 29,063.72/x
  3. Step 3: Cross multiply
    31,425.68x = 47,006.70 × 29,063.72
  4. Step 4: Simplify right side
    31,425.68x = 1,366,189,566.92
  5. Step 5: Solve for x
    x = 1,366,189,566.92/31,425.68
  6. Step 6: Final answer
    x = 43,473.67

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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.