Home / 48,162.60-72,246.74-18,580.59

Finding the Fourth Proportional to 48,162.60, 72,246.74 and 18,580.59

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Solution

The fourth proportional to 48,162.60, 72,246.74 and 18,580.59 is: 27,871.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,162.60 : 72,246.74 = 18,580.59 : x
  2. Step 2: Convert to fraction form
    48,162.60/72,246.74 = 18,580.59/x
  3. Step 3: Cross multiply
    48,162.60x = 72,246.74 × 18,580.59
  4. Step 4: Simplify right side
    48,162.60x = 1,342,386,961.87
  5. Step 5: Solve for x
    x = 1,342,386,961.87/48,162.60
  6. Step 6: Final answer
    x = 27,871.98

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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.