Home / 40,516.64-55,909.32-25,404.47

Finding the Fourth Proportional to 40,516.64, 55,909.32 and 25,404.47

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Solution

The fourth proportional to 40,516.64, 55,909.32 and 25,404.47 is: 35,055.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,516.64 : 55,909.32 = 25,404.47 : x
  2. Step 2: Convert to fraction form
    40,516.64/55,909.32 = 25,404.47/x
  3. Step 3: Cross multiply
    40,516.64x = 55,909.32 × 25,404.47
  4. Step 4: Simplify right side
    40,516.64x = 1,420,346,642.66
  5. Step 5: Solve for x
    x = 1,420,346,642.66/40,516.64
  6. Step 6: Final answer
    x = 35,055.88

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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.