Home / 34,431.40-47,515.56-22,487.68

Finding the Fourth Proportional to 34,431.40, 47,515.56 and 22,487.68

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Solution

The fourth proportional to 34,431.40, 47,515.56 and 22,487.68 is: 31,033.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,431.40 : 47,515.56 = 22,487.68 : x
  2. Step 2: Convert to fraction form
    34,431.40/47,515.56 = 22,487.68/x
  3. Step 3: Cross multiply
    34,431.40x = 47,515.56 × 22,487.68
  4. Step 4: Simplify right side
    34,431.40x = 1,068,514,708.30
  5. Step 5: Solve for x
    x = 1,068,514,708.30/34,431.40
  6. Step 6: Final answer
    x = 31,033.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.