Home / 31,348.88-43,262.34-17,202.65

Finding the Fourth Proportional to 31,348.88, 43,262.34 and 17,202.65

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Solution

The fourth proportional to 31,348.88, 43,262.34 and 17,202.65 is: 23,740.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,348.88 : 43,262.34 = 17,202.65 : x
  2. Step 2: Convert to fraction form
    31,348.88/43,262.34 = 17,202.65/x
  3. Step 3: Cross multiply
    31,348.88x = 43,262.34 × 17,202.65
  4. Step 4: Simplify right side
    31,348.88x = 744,226,893.20
  5. Step 5: Solve for x
    x = 744,226,893.20/31,348.88
  6. Step 6: Final answer
    x = 23,740.14

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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.