Home / 31,400.12-43,332.66-17,060.24

Finding the Fourth Proportional to 31,400.12, 43,332.66 and 17,060.24

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Solution

The fourth proportional to 31,400.12, 43,332.66 and 17,060.24 is: 23,543.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,400.12 : 43,332.66 = 17,060.24 : x
  2. Step 2: Convert to fraction form
    31,400.12/43,332.66 = 17,060.24/x
  3. Step 3: Cross multiply
    31,400.12x = 43,332.66 × 17,060.24
  4. Step 4: Simplify right side
    31,400.12x = 739,265,277.47
  5. Step 5: Solve for x
    x = 739,265,277.47/31,400.12
  6. Step 6: Final answer
    x = 23,543.39

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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.