Home / 26,895.78-40,349.07-10,255.95

Finding the Fourth Proportional to 26,895.78, 40,349.07 and 10,255.95

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Solution

The fourth proportional to 26,895.78, 40,349.07 and 10,255.95 is: 15,385.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,895.78 : 40,349.07 = 10,255.95 : x
  2. Step 2: Convert to fraction form
    26,895.78/40,349.07 = 10,255.95/x
  3. Step 3: Cross multiply
    26,895.78x = 40,349.07 × 10,255.95
  4. Step 4: Simplify right side
    26,895.78x = 413,818,044.47
  5. Step 5: Solve for x
    x = 413,818,044.47/26,895.78
  6. Step 6: Final answer
    x = 15,385.98

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1.5x scale

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.