Home / 40,711.20-61,067.60-26,760.16

Finding the Fourth Proportional to 40,711.20, 61,067.60 and 26,760.16

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Solution

The fourth proportional to 40,711.20, 61,067.60 and 26,760.16 is: 40,140.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,711.20 : 61,067.60 = 26,760.16 : x
  2. Step 2: Convert to fraction form
    40,711.20/61,067.60 = 26,760.16/x
  3. Step 3: Cross multiply
    40,711.20x = 61,067.60 × 26,760.16
  4. Step 4: Simplify right side
    40,711.20x = 1,634,178,746.82
  5. Step 5: Solve for x
    x = 1,634,178,746.82/40,711.20
  6. Step 6: Final answer
    x = 40,140.77

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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.