Home / 26,334.19-36,339.87-15,719.95

Finding the Fourth Proportional to 26,334.19, 36,339.87 and 15,719.95

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Solution

The fourth proportional to 26,334.19, 36,339.87 and 15,719.95 is: 21,692.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,334.19 : 36,339.87 = 15,719.95 : x
  2. Step 2: Convert to fraction form
    26,334.19/36,339.87 = 15,719.95/x
  3. Step 3: Cross multiply
    26,334.19x = 36,339.87 × 15,719.95
  4. Step 4: Simplify right side
    26,334.19x = 571,260,939.41
  5. Step 5: Solve for x
    x = 571,260,939.41/26,334.19
  6. Step 6: Final answer
    x = 21,692.75

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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.