Home / 14,412.10-21,620.76-7,016.56

Finding the Fourth Proportional to 14,412.10, 21,620.76 and 7,016.56

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Solution

The fourth proportional to 14,412.10, 21,620.76 and 7,016.56 is: 10,526.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,412.10 : 21,620.76 = 7,016.56 : x
  2. Step 2: Convert to fraction form
    14,412.10/21,620.76 = 7,016.56/x
  3. Step 3: Cross multiply
    14,412.10x = 21,620.76 × 7,016.56
  4. Step 4: Simplify right side
    14,412.10x = 151,703,251.68
  5. Step 5: Solve for x
    x = 151,703,251.68/14,412.10
  6. Step 6: Final answer
    x = 10,526.11

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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.