Home / 48,356.78-72,493.82-18,354.18

Finding the Fourth Proportional to 48,356.78, 72,493.82 and 18,354.18

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Solution

The fourth proportional to 48,356.78, 72,493.82 and 18,354.18 is: 27,515.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,356.78 : 72,493.82 = 18,354.18 : x
  2. Step 2: Convert to fraction form
    48,356.78/72,493.82 = 18,354.18/x
  3. Step 3: Cross multiply
    48,356.78x = 72,493.82 × 18,354.18
  4. Step 4: Simplify right side
    48,356.78x = 1,330,564,621.17
  5. Step 5: Solve for x
    x = 1,330,564,621.17/48,356.78
  6. Step 6: Final answer
    x = 27,515.58

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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.