Home / 31,409.52-43,345.38-17,262.60

Finding the Fourth Proportional to 31,409.52, 43,345.38 and 17,262.60

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Solution

The fourth proportional to 31,409.52, 43,345.38 and 17,262.60 is: 23,822.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,409.52 : 43,345.38 = 17,262.60 : x
  2. Step 2: Convert to fraction form
    31,409.52/43,345.38 = 17,262.60/x
  3. Step 3: Cross multiply
    31,409.52x = 43,345.38 × 17,262.60
  4. Step 4: Simplify right side
    31,409.52x = 748,253,956.79
  5. Step 5: Solve for x
    x = 748,253,956.79/31,409.52
  6. Step 6: Final answer
    x = 23,822.52

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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.