Home / 48,620.34-72,901.32-19,002.87

Finding the Fourth Proportional to 48,620.34, 72,901.32 and 19,002.87

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Solution

The fourth proportional to 48,620.34, 72,901.32 and 19,002.87 is: 28,492.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,620.34 : 72,901.32 = 19,002.87 : x
  2. Step 2: Convert to fraction form
    48,620.34/72,901.32 = 19,002.87/x
  3. Step 3: Cross multiply
    48,620.34x = 72,901.32 × 19,002.87
  4. Step 4: Simplify right side
    48,620.34x = 1,385,334,306.79
  5. Step 5: Solve for x
    x = 1,385,334,306.79/48,620.34
  6. Step 6: Final answer
    x = 28,492.90

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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.