Home / 25,174.32-34,740.66-13,844.76

Finding the Fourth Proportional to 25,174.32, 34,740.66 and 13,844.76

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Solution

The fourth proportional to 25,174.32, 34,740.66 and 13,844.76 is: 19,105.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,174.32 : 34,740.66 = 13,844.76 : x
  2. Step 2: Convert to fraction form
    25,174.32/34,740.66 = 13,844.76/x
  3. Step 3: Cross multiply
    25,174.32x = 34,740.66 × 13,844.76
  4. Step 4: Simplify right side
    25,174.32x = 480,976,099.94
  5. Step 5: Solve for x
    x = 480,976,099.94/25,174.32
  6. Step 6: Final answer
    x = 19,105.82

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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.