Home / 31,708.72-47,635.96-22,370.20

Finding the Fourth Proportional to 31,708.72, 47,635.96 and 22,370.20

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Solution

The fourth proportional to 31,708.72, 47,635.96 and 22,370.20 is: 33,606.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,708.72 : 47,635.96 = 22,370.20 : x
  2. Step 2: Convert to fraction form
    31,708.72/47,635.96 = 22,370.20/x
  3. Step 3: Cross multiply
    31,708.72x = 47,635.96 × 22,370.20
  4. Step 4: Simplify right side
    31,708.72x = 1,065,625,952.39
  5. Step 5: Solve for x
    x = 1,065,625,952.39/31,708.72
  6. Step 6: Final answer
    x = 33,606.72

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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.