Home / 26,934.78-40,385.66-10,276.95

Finding the Fourth Proportional to 26,934.78, 40,385.66 and 10,276.95

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Solution

The fourth proportional to 26,934.78, 40,385.66 and 10,276.95 is: 15,409.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,934.78 : 40,385.66 = 10,276.95 : x
  2. Step 2: Convert to fraction form
    26,934.78/40,385.66 = 10,276.95/x
  3. Step 3: Cross multiply
    26,934.78x = 40,385.66 × 10,276.95
  4. Step 4: Simplify right side
    26,934.78x = 415,041,357.15
  5. Step 5: Solve for x
    x = 415,041,357.15/26,934.78
  6. Step 6: Final answer
    x = 15,409.12

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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.