Home / 25,732.80-38,594.52-7,717.32

Finding the Fourth Proportional to 25,732.80, 38,594.52 and 7,717.32

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Solution

The fourth proportional to 25,732.80, 38,594.52 and 7,717.32 is: 11,574.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,732.80 : 38,594.52 = 7,717.32 : x
  2. Step 2: Convert to fraction form
    25,732.80/38,594.52 = 7,717.32/x
  3. Step 3: Cross multiply
    25,732.80x = 38,594.52 × 7,717.32
  4. Step 4: Simplify right side
    25,732.80x = 297,846,261.09
  5. Step 5: Solve for x
    x = 297,846,261.09/25,732.80
  6. Step 6: Final answer
    x = 11,574.58

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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.