Home / 25,338.62-34,967.30-13,853.57

Finding the Fourth Proportional to 25,338.62, 34,967.30 and 13,853.57

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Solution

The fourth proportional to 25,338.62, 34,967.30 and 13,853.57 is: 19,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,338.62 : 34,967.30 = 13,853.57 : x
  2. Step 2: Convert to fraction form
    25,338.62/34,967.30 = 13,853.57/x
  3. Step 3: Cross multiply
    25,338.62x = 34,967.30 × 13,853.57
  4. Step 4: Simplify right side
    25,338.62x = 484,421,694.16
  5. Step 5: Solve for x
    x = 484,421,694.16/25,338.62
  6. Step 6: Final answer
    x = 19,117.92

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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.