Home / 26,333.19-36,338.49-15,718.95

Finding the Fourth Proportional to 26,333.19, 36,338.49 and 15,718.95

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Solution

The fourth proportional to 26,333.19, 36,338.49 and 15,718.95 is: 21,691.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,333.19 : 36,338.49 = 15,718.95 : x
  2. Step 2: Convert to fraction form
    26,333.19/36,338.49 = 15,718.95/x
  3. Step 3: Cross multiply
    26,333.19x = 36,338.49 × 15,718.95
  4. Step 4: Simplify right side
    26,333.19x = 571,202,907.39
  5. Step 5: Solve for x
    x = 571,202,907.39/26,333.19
  6. Step 6: Final answer
    x = 21,691.37

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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.