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Finding the Fourth Proportional to 14,974.51, 22,441.80 and 7,079.12

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Solution

The fourth proportional to 14,974.51, 22,441.80 and 7,079.12 is: 10,609.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,974.51 : 22,441.80 = 7,079.12 : x
  2. Step 2: Convert to fraction form
    14,974.51/22,441.80 = 7,079.12/x
  3. Step 3: Cross multiply
    14,974.51x = 22,441.80 × 7,079.12
  4. Step 4: Simplify right side
    14,974.51x = 158,868,195.22
  5. Step 5: Solve for x
    x = 158,868,195.22/14,974.51
  6. Step 6: Final answer
    x = 10,609.24

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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.