Home / 40,127.29-55,357.28-25,984.69

Finding the Fourth Proportional to 40,127.29, 55,357.28 and 25,984.69

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Solution

The fourth proportional to 40,127.29, 55,357.28 and 25,984.69 is: 35,846.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,127.29 : 55,357.28 = 25,984.69 : x
  2. Step 2: Convert to fraction form
    40,127.29/55,357.28 = 25,984.69/x
  3. Step 3: Cross multiply
    40,127.29x = 55,357.28 × 25,984.69
  4. Step 4: Simplify right side
    40,127.29x = 1,438,441,760.04
  5. Step 5: Solve for x
    x = 1,438,441,760.04/40,127.29
  6. Step 6: Final answer
    x = 35,846.97

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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.