Home / 27,520.76-37,966.42-17,958.44

Finding the Fourth Proportional to 27,520.76, 37,966.42 and 17,958.44

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Solution

The fourth proportional to 27,520.76, 37,966.42 and 17,958.44 is: 24,774.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,520.76 : 37,966.42 = 17,958.44 : x
  2. Step 2: Convert to fraction form
    27,520.76/37,966.42 = 17,958.44/x
  3. Step 3: Cross multiply
    27,520.76x = 37,966.42 × 17,958.44
  4. Step 4: Simplify right side
    27,520.76x = 681,817,675.58
  5. Step 5: Solve for x
    x = 681,817,675.58/27,520.76
  6. Step 6: Final answer
    x = 24,774.67

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Double scale
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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.