Home / 31,412.15-43,348.25-17,264.69

Finding the Fourth Proportional to 31,412.15, 43,348.25 and 17,264.69

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Solution

The fourth proportional to 31,412.15, 43,348.25 and 17,264.69 is: 23,824.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,412.15 : 43,348.25 = 17,264.69 : x
  2. Step 2: Convert to fraction form
    31,412.15/43,348.25 = 17,264.69/x
  3. Step 3: Cross multiply
    31,412.15x = 43,348.25 × 17,264.69
  4. Step 4: Simplify right side
    31,412.15x = 748,393,795.23
  5. Step 5: Solve for x
    x = 748,393,795.23/31,412.15
  6. Step 6: Final answer
    x = 23,824.98

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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.