Home / 48,266.20-72,377.70-18,674.20

Finding the Fourth Proportional to 48,266.20, 72,377.70 and 18,674.20

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Solution

The fourth proportional to 48,266.20, 72,377.70 and 18,674.20 is: 28,002.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,266.20 : 72,377.70 = 18,674.20 : x
  2. Step 2: Convert to fraction form
    48,266.20/72,377.70 = 18,674.20/x
  3. Step 3: Cross multiply
    48,266.20x = 72,377.70 × 18,674.20
  4. Step 4: Simplify right side
    48,266.20x = 1,351,595,645.34
  5. Step 5: Solve for x
    x = 1,351,595,645.34/48,266.20
  6. Step 6: Final answer
    x = 28,002.94

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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.