Home / 31,276.17-43,160.99-17,847.59

Finding the Fourth Proportional to 31,276.17, 43,160.99 and 17,847.59

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Solution

The fourth proportional to 31,276.17, 43,160.99 and 17,847.59 is: 24,629.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,276.17 : 43,160.99 = 17,847.59 : x
  2. Step 2: Convert to fraction form
    31,276.17/43,160.99 = 17,847.59/x
  3. Step 3: Cross multiply
    31,276.17x = 43,160.99 × 17,847.59
  4. Step 4: Simplify right side
    31,276.17x = 770,319,348.47
  5. Step 5: Solve for x
    x = 770,319,348.47/31,276.17
  6. Step 6: Final answer
    x = 24,629.59

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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.