Home / 25,972.54-38,935.42-9,328.66

Finding the Fourth Proportional to 25,972.54, 38,935.42 and 9,328.66

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Solution

The fourth proportional to 25,972.54, 38,935.42 and 9,328.66 is: 13,984.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,972.54 : 38,935.42 = 9,328.66 : x
  2. Step 2: Convert to fraction form
    25,972.54/38,935.42 = 9,328.66/x
  3. Step 3: Cross multiply
    25,972.54x = 38,935.42 × 9,328.66
  4. Step 4: Simplify right side
    25,972.54x = 363,215,295.14
  5. Step 5: Solve for x
    x = 363,215,295.14/25,972.54
  6. Step 6: Final answer
    x = 13,984.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.