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Finding the Fourth Proportional to 48,398.76, 72,599.58 and 13,341

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Solution

The fourth proportional to 48,398.76, 72,599.58 and 13,341 is: 20,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,398.76 : 72,599.58 = 13,341 : x
  2. Step 2: Convert to fraction form
    48,398.76/72,599.58 = 13,341/x
  3. Step 3: Cross multiply
    48,398.76x = 72,599.58 × 13,341
  4. Step 4: Simplify right side
    48,398.76x = 968,550,996.78
  5. Step 5: Solve for x
    x = 968,550,996.78/48,398.76
  6. Step 6: Final answer
    x = 20,011.90

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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.