Home / 48,424.68-72,641.74-18,844.92

Finding the Fourth Proportional to 48,424.68, 72,641.74 and 18,844.92

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Solution

The fourth proportional to 48,424.68, 72,641.74 and 18,844.92 is: 28,269.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,424.68 : 72,641.74 = 18,844.92 : x
  2. Step 2: Convert to fraction form
    48,424.68/72,641.74 = 18,844.92/x
  3. Step 3: Cross multiply
    48,424.68x = 72,641.74 × 18,844.92
  4. Step 4: Simplify right side
    48,424.68x = 1,368,927,778.96
  5. Step 5: Solve for x
    x = 1,368,927,778.96/48,424.68
  6. Step 6: Final answer
    x = 28,269.22

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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.