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Finding the Fourth Proportional to 36,503.99, 54,755.97 and 10,208.72

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Solution

The fourth proportional to 36,503.99, 54,755.97 and 10,208.72 is: 15,313.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,503.99 : 54,755.97 = 10,208.72 : x
  2. Step 2: Convert to fraction form
    36,503.99/54,755.97 = 10,208.72/x
  3. Step 3: Cross multiply
    36,503.99x = 54,755.97 × 10,208.72
  4. Step 4: Simplify right side
    36,503.99x = 558,988,502.95
  5. Step 5: Solve for x
    x = 558,988,502.95/36,503.99
  6. Step 6: Final answer
    x = 15,313.08

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Similar ratio
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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.