Home / 48,455.96-72,655.92-18,839.14

Finding the Fourth Proportional to 48,455.96, 72,655.92 and 18,839.14

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Solution

The fourth proportional to 48,455.96, 72,655.92 and 18,839.14 is: 28,247.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,455.96 : 72,655.92 = 18,839.14 : x
  2. Step 2: Convert to fraction form
    48,455.96/72,655.92 = 18,839.14/x
  3. Step 3: Cross multiply
    48,455.96x = 72,655.92 × 18,839.14
  4. Step 4: Simplify right side
    48,455.96x = 1,368,774,867.07
  5. Step 5: Solve for x
    x = 1,368,774,867.07/48,455.96
  6. Step 6: Final answer
    x = 28,247.82

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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.