Home / 25,351.32-34,964.28-19,373.52

Finding the Fourth Proportional to 25,351.32, 34,964.28 and 19,373.52

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Solution

The fourth proportional to 25,351.32, 34,964.28 and 19,373.52 is: 26,719.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,351.32 : 34,964.28 = 19,373.52 : x
  2. Step 2: Convert to fraction form
    25,351.32/34,964.28 = 19,373.52/x
  3. Step 3: Cross multiply
    25,351.32x = 34,964.28 × 19,373.52
  4. Step 4: Simplify right side
    25,351.32x = 677,381,177.87
  5. Step 5: Solve for x
    x = 677,381,177.87/25,351.32
  6. Step 6: Final answer
    x = 26,719.76

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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.