Home / 48,578.43-72,870.25-15,301.09

Finding the Fourth Proportional to 48,578.43, 72,870.25 and 15,301.09

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Solution

The fourth proportional to 48,578.43, 72,870.25 and 15,301.09 is: 22,952.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,578.43 : 72,870.25 = 15,301.09 : x
  2. Step 2: Convert to fraction form
    48,578.43/72,870.25 = 15,301.09/x
  3. Step 3: Cross multiply
    48,578.43x = 72,870.25 × 15,301.09
  4. Step 4: Simplify right side
    48,578.43x = 1,114,994,253.57
  5. Step 5: Solve for x
    x = 1,114,994,253.57/48,578.43
  6. Step 6: Final answer
    x = 22,952.46

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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.