Home / 25,976.62-38,969.40-9,338.38

Finding the Fourth Proportional to 25,976.62, 38,969.40 and 9,338.38

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Solution

The fourth proportional to 25,976.62, 38,969.40 and 9,338.38 is: 14,009.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,976.62 : 38,969.40 = 9,338.38 : x
  2. Step 2: Convert to fraction form
    25,976.62/38,969.40 = 9,338.38/x
  3. Step 3: Cross multiply
    25,976.62x = 38,969.40 × 9,338.38
  4. Step 4: Simplify right side
    25,976.62x = 363,911,065.57
  5. Step 5: Solve for x
    x = 363,911,065.57/25,976.62
  6. Step 6: Final answer
    x = 14,009.18

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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.