Home / 40,384.26-55,729.68-22,479.24

Finding the Fourth Proportional to 40,384.26, 55,729.68 and 22,479.24

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Solution

The fourth proportional to 40,384.26, 55,729.68 and 22,479.24 is: 31,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,384.26 : 55,729.68 = 22,479.24 : x
  2. Step 2: Convert to fraction form
    40,384.26/55,729.68 = 22,479.24/x
  3. Step 3: Cross multiply
    40,384.26x = 55,729.68 × 22,479.24
  4. Step 4: Simplify right side
    40,384.26x = 1,252,760,851.84
  5. Step 5: Solve for x
    x = 1,252,760,851.84/40,384.26
  6. Step 6: Final answer
    x = 31,021.02

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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.