Home / 26,715.65-36,868.61-14,616.95

Finding the Fourth Proportional to 26,715.65, 36,868.61 and 14,616.95

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Solution

The fourth proportional to 26,715.65, 36,868.61 and 14,616.95 is: 20,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,715.65 : 36,868.61 = 14,616.95 : x
  2. Step 2: Convert to fraction form
    26,715.65/36,868.61 = 14,616.95/x
  3. Step 3: Cross multiply
    26,715.65x = 36,868.61 × 14,616.95
  4. Step 4: Simplify right side
    26,715.65x = 538,906,481.14
  5. Step 5: Solve for x
    x = 538,906,481.14/26,715.65
  6. Step 6: Final answer
    x = 20,171.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.