Home / 40,960.44-61,359.18-31,567.80

Finding the Fourth Proportional to 40,960.44, 61,359.18 and 31,567.80

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Solution

The fourth proportional to 40,960.44, 61,359.18 and 31,567.80 is: 47,288.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,960.44 : 61,359.18 = 31,567.80 : x
  2. Step 2: Convert to fraction form
    40,960.44/61,359.18 = 31,567.80/x
  3. Step 3: Cross multiply
    40,960.44x = 61,359.18 × 31,567.80
  4. Step 4: Simplify right side
    40,960.44x = 1,936,974,322.40
  5. Step 5: Solve for x
    x = 1,936,974,322.40/40,960.44
  6. Step 6: Final answer
    x = 47,288.90

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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.