Home / 41,007.20-61,510.80-37,378.40

Finding the Fourth Proportional to 41,007.20, 61,510.80 and 37,378.40

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Solution

The fourth proportional to 41,007.20, 61,510.80 and 37,378.40 is: 56,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,007.20 : 61,510.80 = 37,378.40 : x
  2. Step 2: Convert to fraction form
    41,007.20/61,510.80 = 37,378.40/x
  3. Step 3: Cross multiply
    41,007.20x = 61,510.80 × 37,378.40
  4. Step 4: Simplify right side
    41,007.20x = 2,299,175,286.72
  5. Step 5: Solve for x
    x = 2,299,175,286.72/41,007.20
  6. Step 6: Final answer
    x = 56,067.60

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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.