Home / 25,251.28-37,878.12-7,482.08

Finding the Fourth Proportional to 25,251.28, 37,878.12 and 7,482.08

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Solution

The fourth proportional to 25,251.28, 37,878.12 and 7,482.08 is: 11,223.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,251.28 : 37,878.12 = 7,482.08 : x
  2. Step 2: Convert to fraction form
    25,251.28/37,878.12 = 7,482.08/x
  3. Step 3: Cross multiply
    25,251.28x = 37,878.12 × 7,482.08
  4. Step 4: Simplify right side
    25,251.28x = 283,407,124.09
  5. Step 5: Solve for x
    x = 283,407,124.09/25,251.28
  6. Step 6: Final answer
    x = 11,223.48

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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.