Home / 31,525.57-43,503.56-17,377.30

Finding the Fourth Proportional to 31,525.57, 43,503.56 and 17,377.30

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Solution

The fourth proportional to 31,525.57, 43,503.56 and 17,377.30 is: 23,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,525.57 : 43,503.56 = 17,377.30 : x
  2. Step 2: Convert to fraction form
    31,525.57/43,503.56 = 17,377.30/x
  3. Step 3: Cross multiply
    31,525.57x = 43,503.56 × 17,377.30
  4. Step 4: Simplify right side
    31,525.57x = 755,974,195.67
  5. Step 5: Solve for x
    x = 755,974,195.67/31,525.57
  6. Step 6: Final answer
    x = 23,979.72

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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.