Home / 31,292.44-43,182.48-17,145.52

Finding the Fourth Proportional to 31,292.44, 43,182.48 and 17,145.52

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Solution

The fourth proportional to 31,292.44, 43,182.48 and 17,145.52 is: 23,660.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,292.44 : 43,182.48 = 17,145.52 : x
  2. Step 2: Convert to fraction form
    31,292.44/43,182.48 = 17,145.52/x
  3. Step 3: Cross multiply
    31,292.44x = 43,182.48 × 17,145.52
  4. Step 4: Simplify right side
    31,292.44x = 740,386,074.49
  5. Step 5: Solve for x
    x = 740,386,074.49/31,292.44
  6. Step 6: Final answer
    x = 23,660.22

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Half scale
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Double scale
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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.