Home / 40,967.19-61,454.12-11,385.03

Finding the Fourth Proportional to 40,967.19, 61,454.12 and 11,385.03

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Solution

The fourth proportional to 40,967.19, 61,454.12 and 11,385.03 is: 17,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,967.19 : 61,454.12 = 11,385.03 : x
  2. Step 2: Convert to fraction form
    40,967.19/61,454.12 = 11,385.03/x
  3. Step 3: Cross multiply
    40,967.19x = 61,454.12 × 11,385.03
  4. Step 4: Simplify right side
    40,967.19x = 699,656,999.82
  5. Step 5: Solve for x
    x = 699,656,999.82/40,967.19
  6. Step 6: Final answer
    x = 17,078.47

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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.