Home / 41,321.90-61,991.55-21,595.16

Finding the Fourth Proportional to 41,321.90, 61,991.55 and 21,595.16

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Solution

The fourth proportional to 41,321.90, 61,991.55 and 21,595.16 is: 32,397.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,321.90 : 61,991.55 = 21,595.16 : x
  2. Step 2: Convert to fraction form
    41,321.90/61,991.55 = 21,595.16/x
  3. Step 3: Cross multiply
    41,321.90x = 61,991.55 × 21,595.16
  4. Step 4: Simplify right side
    41,321.90x = 1,338,717,440.90
  5. Step 5: Solve for x
    x = 1,338,717,440.90/41,321.90
  6. Step 6: Final answer
    x = 32,397.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.