Home / 25,852.25-38,780.49-11,061.32

Finding the Fourth Proportional to 25,852.25, 38,780.49 and 11,061.32

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Solution

The fourth proportional to 25,852.25, 38,780.49 and 11,061.32 is: 16,592.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,852.25 : 38,780.49 = 11,061.32 : x
  2. Step 2: Convert to fraction form
    25,852.25/38,780.49 = 11,061.32/x
  3. Step 3: Cross multiply
    25,852.25x = 38,780.49 × 11,061.32
  4. Step 4: Simplify right side
    25,852.25x = 428,963,215.74
  5. Step 5: Solve for x
    x = 428,963,215.74/25,852.25
  6. Step 6: Final answer
    x = 16,592.88

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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.