Home / 40,067.78-55,276.16-24,143.18

Finding the Fourth Proportional to 40,067.78, 55,276.16 and 24,143.18

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Solution

The fourth proportional to 40,067.78, 55,276.16 and 24,143.18 is: 33,307.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,067.78 : 55,276.16 = 24,143.18 : x
  2. Step 2: Convert to fraction form
    40,067.78/55,276.16 = 24,143.18/x
  3. Step 3: Cross multiply
    40,067.78x = 55,276.16 × 24,143.18
  4. Step 4: Simplify right side
    40,067.78x = 1,334,541,883.49
  5. Step 5: Solve for x
    x = 1,334,541,883.49/40,067.78
  6. Step 6: Final answer
    x = 33,307.11

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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.