Home / 30,081.41-41,507.69-17,335.19

Finding the Fourth Proportional to 30,081.41, 41,507.69 and 17,335.19

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Solution

The fourth proportional to 30,081.41, 41,507.69 and 17,335.19 is: 23,919.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,081.41 : 41,507.69 = 17,335.19 : x
  2. Step 2: Convert to fraction form
    30,081.41/41,507.69 = 17,335.19/x
  3. Step 3: Cross multiply
    30,081.41x = 41,507.69 × 17,335.19
  4. Step 4: Simplify right side
    30,081.41x = 719,543,692.61
  5. Step 5: Solve for x
    x = 719,543,692.61/30,081.41
  6. Step 6: Final answer
    x = 23,919.88

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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.