Home / 14,324.28-19,770.03-9,020.76

Finding the Fourth Proportional to 14,324.28, 19,770.03 and 9,020.76

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Solution

The fourth proportional to 14,324.28, 19,770.03 and 9,020.76 is: 12,450.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,324.28 : 19,770.03 = 9,020.76 : x
  2. Step 2: Convert to fraction form
    14,324.28/19,770.03 = 9,020.76/x
  3. Step 3: Cross multiply
    14,324.28x = 19,770.03 × 9,020.76
  4. Step 4: Simplify right side
    14,324.28x = 178,340,695.82
  5. Step 5: Solve for x
    x = 178,340,695.82/14,324.28
  6. Step 6: Final answer
    x = 12,450.24

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Half scale
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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.