Home / 48,326.27-72,464.81-18,752.58

Finding the Fourth Proportional to 48,326.27, 72,464.81 and 18,752.58

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Solution

The fourth proportional to 48,326.27, 72,464.81 and 18,752.58 is: 28,119.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,326.27 : 72,464.81 = 18,752.58 : x
  2. Step 2: Convert to fraction form
    48,326.27/72,464.81 = 18,752.58/x
  3. Step 3: Cross multiply
    48,326.27x = 72,464.81 × 18,752.58
  4. Step 4: Simplify right side
    48,326.27x = 1,358,902,052.95
  5. Step 5: Solve for x
    x = 1,358,902,052.95/48,326.27
  6. Step 6: Final answer
    x = 28,119.33

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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.