Home / 10,427.27-14,396.33-9,306.29

Finding the Fourth Proportional to 10,427.27, 14,396.33 and 9,306.29

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Solution

The fourth proportional to 10,427.27, 14,396.33 and 9,306.29 is: 12,848.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427.27 : 14,396.33 = 9,306.29 : x
  2. Step 2: Convert to fraction form
    10,427.27/14,396.33 = 9,306.29/x
  3. Step 3: Cross multiply
    10,427.27x = 14,396.33 × 9,306.29
  4. Step 4: Simplify right side
    10,427.27x = 133,976,481.17
  5. Step 5: Solve for x
    x = 133,976,481.17/10,427.27
  6. Step 6: Final answer
    x = 12,848.67

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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.