Home / 36,209.88-54,308.58-9,908.76

Finding the Fourth Proportional to 36,209.88, 54,308.58 and 9,908.76

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Solution

The fourth proportional to 36,209.88, 54,308.58 and 9,908.76 is: 14,861.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,209.88 : 54,308.58 = 9,908.76 : x
  2. Step 2: Convert to fraction form
    36,209.88/54,308.58 = 9,908.76/x
  3. Step 3: Cross multiply
    36,209.88x = 54,308.58 × 9,908.76
  4. Step 4: Simplify right side
    36,209.88x = 538,130,685.16
  5. Step 5: Solve for x
    x = 538,130,685.16/36,209.88
  6. Step 6: Final answer
    x = 14,861.43

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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.