Home / 26,164.18-39,246.27-6,443.11

Finding the Fourth Proportional to 26,164.18, 39,246.27 and 6,443.11

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Solution

The fourth proportional to 26,164.18, 39,246.27 and 6,443.11 is: 9,664.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,164.18 : 39,246.27 = 6,443.11 : x
  2. Step 2: Convert to fraction form
    26,164.18/39,246.27 = 6,443.11/x
  3. Step 3: Cross multiply
    26,164.18x = 39,246.27 × 6,443.11
  4. Step 4: Simplify right side
    26,164.18x = 252,868,034.70
  5. Step 5: Solve for x
    x = 252,868,034.70/26,164.18
  6. Step 6: Final answer
    x = 9,664.67

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Double scale
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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.