Home / 40,310.35-55,653.18-25,975.24

Finding the Fourth Proportional to 40,310.35, 55,653.18 and 25,975.24

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Solution

The fourth proportional to 40,310.35, 55,653.18 and 25,975.24 is: 35,861.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,310.35 : 55,653.18 = 25,975.24 : x
  2. Step 2: Convert to fraction form
    40,310.35/55,653.18 = 25,975.24/x
  3. Step 3: Cross multiply
    40,310.35x = 55,653.18 × 25,975.24
  4. Step 4: Simplify right side
    40,310.35x = 1,445,604,470.72
  5. Step 5: Solve for x
    x = 1,445,604,470.72/40,310.35
  6. Step 6: Final answer
    x = 35,861.87

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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.