Home / 31,707.48-43,755.78-17,560.02

Finding the Fourth Proportional to 31,707.48, 43,755.78 and 17,560.02

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Solution

The fourth proportional to 31,707.48, 43,755.78 and 17,560.02 is: 24,232.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,707.48 : 43,755.78 = 17,560.02 : x
  2. Step 2: Convert to fraction form
    31,707.48/43,755.78 = 17,560.02/x
  3. Step 3: Cross multiply
    31,707.48x = 43,755.78 × 17,560.02
  4. Step 4: Simplify right side
    31,707.48x = 768,352,371.92
  5. Step 5: Solve for x
    x = 768,352,371.92/31,707.48
  6. Step 6: Final answer
    x = 24,232.53

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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.