Home / 40,791.57-61,193.84-17,418.21

Finding the Fourth Proportional to 40,791.57, 61,193.84 and 17,418.21

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Solution

The fourth proportional to 40,791.57, 61,193.84 and 17,418.21 is: 26,130.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,791.57 : 61,193.84 = 17,418.21 : x
  2. Step 2: Convert to fraction form
    40,791.57/61,193.84 = 17,418.21/x
  3. Step 3: Cross multiply
    40,791.57x = 61,193.84 × 17,418.21
  4. Step 4: Simplify right side
    40,791.57x = 1,065,887,068.74
  5. Step 5: Solve for x
    x = 1,065,887,068.74/40,791.57
  6. Step 6: Final answer
    x = 26,130.08

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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.