Home / 48,291.42-72,447.40-15,010.68

Finding the Fourth Proportional to 48,291.42, 72,447.40 and 15,010.68

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Solution

The fourth proportional to 48,291.42, 72,447.40 and 15,010.68 is: 22,519.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,291.42 : 72,447.40 = 15,010.68 : x
  2. Step 2: Convert to fraction form
    48,291.42/72,447.40 = 15,010.68/x
  3. Step 3: Cross multiply
    48,291.42x = 72,447.40 × 15,010.68
  4. Step 4: Simplify right side
    48,291.42x = 1,087,484,738.23
  5. Step 5: Solve for x
    x = 1,087,484,738.23/48,291.42
  6. Step 6: Final answer
    x = 22,519.21

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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.