Home / 30,191.56-41,668.50-17,616.76

Finding the Fourth Proportional to 30,191.56, 41,668.50 and 17,616.76

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Solution

The fourth proportional to 30,191.56, 41,668.50 and 17,616.76 is: 24,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,191.56 : 41,668.50 = 17,616.76 : x
  2. Step 2: Convert to fraction form
    30,191.56/41,668.50 = 17,616.76/x
  3. Step 3: Cross multiply
    30,191.56x = 41,668.50 × 17,616.76
  4. Step 4: Simplify right side
    30,191.56x = 734,063,964.06
  5. Step 5: Solve for x
    x = 734,063,964.06/30,191.56
  6. Step 6: Final answer
    x = 24,313.55

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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.