Home / 48,255.30-72,392.06-18,278.52

Finding the Fourth Proportional to 48,255.30, 72,392.06 and 18,278.52

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Solution

The fourth proportional to 48,255.30, 72,392.06 and 18,278.52 is: 27,421.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,255.30 : 72,392.06 = 18,278.52 : x
  2. Step 2: Convert to fraction form
    48,255.30/72,392.06 = 18,278.52/x
  3. Step 3: Cross multiply
    48,255.30x = 72,392.06 × 18,278.52
  4. Step 4: Simplify right side
    48,255.30x = 1,323,219,716.55
  5. Step 5: Solve for x
    x = 1,323,219,716.55/48,255.30
  6. Step 6: Final answer
    x = 27,421.23

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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.