Home / 25,639.46-35,378.20-17,127.94

Finding the Fourth Proportional to 25,639.46, 35,378.20 and 17,127.94

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Solution

The fourth proportional to 25,639.46, 35,378.20 and 17,127.94 is: 23,633.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,639.46 : 35,378.20 = 17,127.94 : x
  2. Step 2: Convert to fraction form
    25,639.46/35,378.20 = 17,127.94/x
  3. Step 3: Cross multiply
    25,639.46x = 35,378.20 × 17,127.94
  4. Step 4: Simplify right side
    25,639.46x = 605,955,686.91
  5. Step 5: Solve for x
    x = 605,955,686.91/25,639.46
  6. Step 6: Final answer
    x = 23,633.71

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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.