Home / 25,248.27-37,878.88-7,718.05

Finding the Fourth Proportional to 25,248.27, 37,878.88 and 7,718.05

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Solution

The fourth proportional to 25,248.27, 37,878.88 and 7,718.05 is: 11,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,248.27 : 37,878.88 = 7,718.05 : x
  2. Step 2: Convert to fraction form
    25,248.27/37,878.88 = 7,718.05/x
  3. Step 3: Cross multiply
    25,248.27x = 37,878.88 × 7,718.05
  4. Step 4: Simplify right side
    25,248.27x = 292,350,900.39
  5. Step 5: Solve for x
    x = 292,350,900.39/25,248.27
  6. Step 6: Final answer
    x = 11,579.05

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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.