Home / 36,218.32-54,335.16-11,257.76

Finding the Fourth Proportional to 36,218.32, 54,335.16 and 11,257.76

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Solution

The fourth proportional to 36,218.32, 54,335.16 and 11,257.76 is: 16,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,218.32 : 54,335.16 = 11,257.76 : x
  2. Step 2: Convert to fraction form
    36,218.32/54,335.16 = 11,257.76/x
  3. Step 3: Cross multiply
    36,218.32x = 54,335.16 × 11,257.76
  4. Step 4: Simplify right side
    36,218.32x = 611,692,190.84
  5. Step 5: Solve for x
    x = 611,692,190.84/36,218.32
  6. Step 6: Final answer
    x = 16,889.03

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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.