Home / 31,316.52-43,216.62-17,169.48

Finding the Fourth Proportional to 31,316.52, 43,216.62 and 17,169.48

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Solution

The fourth proportional to 31,316.52, 43,216.62 and 17,169.48 is: 23,693.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,316.52 : 43,216.62 = 17,169.48 : x
  2. Step 2: Convert to fraction form
    31,316.52/43,216.62 = 17,169.48/x
  3. Step 3: Cross multiply
    31,316.52x = 43,216.62 × 17,169.48
  4. Step 4: Simplify right side
    31,316.52x = 742,006,892.76
  5. Step 5: Solve for x
    x = 742,006,892.76/31,316.52
  6. Step 6: Final answer
    x = 23,693.79

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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.