Home / 27,356.53-41,037.10-8,631.53

Finding the Fourth Proportional to 27,356.53, 41,037.10 and 8,631.53

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Solution

The fourth proportional to 27,356.53, 41,037.10 and 8,631.53 is: 12,948.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,356.53 : 41,037.10 = 8,631.53 : x
  2. Step 2: Convert to fraction form
    27,356.53/41,037.10 = 8,631.53/x
  3. Step 3: Cross multiply
    27,356.53x = 41,037.10 × 8,631.53
  4. Step 4: Simplify right side
    27,356.53x = 354,212,959.76
  5. Step 5: Solve for x
    x = 354,212,959.76/27,356.53
  6. Step 6: Final answer
    x = 12,948.02

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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.