Home / 31,708.69-47,563.50-15,070.42

Finding the Fourth Proportional to 31,708.69, 47,563.50 and 15,070.42

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Solution

The fourth proportional to 31,708.69, 47,563.50 and 15,070.42 is: 22,605.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,708.69 : 47,563.50 = 15,070.42 : x
  2. Step 2: Convert to fraction form
    31,708.69/47,563.50 = 15,070.42/x
  3. Step 3: Cross multiply
    31,708.69x = 47,563.50 × 15,070.42
  4. Step 4: Simplify right side
    31,708.69x = 716,801,921.67
  5. Step 5: Solve for x
    x = 716,801,921.67/31,708.69
  6. Step 6: Final answer
    x = 22,605.85

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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.