Home / 31,363.52-43,281.84-17,216.48

Finding the Fourth Proportional to 31,363.52, 43,281.84 and 17,216.48

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Solution

The fourth proportional to 31,363.52, 43,281.84 and 17,216.48 is: 23,758.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,363.52 : 43,281.84 = 17,216.48 : x
  2. Step 2: Convert to fraction form
    31,363.52/43,281.84 = 17,216.48/x
  3. Step 3: Cross multiply
    31,363.52x = 43,281.84 × 17,216.48
  4. Step 4: Simplify right side
    31,363.52x = 745,160,932.72
  5. Step 5: Solve for x
    x = 745,160,932.72/31,363.52
  6. Step 6: Final answer
    x = 23,758.84

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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.