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Finding the Fourth Proportional to 17,316.24, 25,953.84 and 7,948.36

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Solution

The fourth proportional to 17,316.24, 25,953.84 and 7,948.36 is: 11,913.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,316.24 : 25,953.84 = 7,948.36 : x
  2. Step 2: Convert to fraction form
    17,316.24/25,953.84 = 7,948.36/x
  3. Step 3: Cross multiply
    17,316.24x = 25,953.84 × 7,948.36
  4. Step 4: Simplify right side
    17,316.24x = 206,290,463.70
  5. Step 5: Solve for x
    x = 206,290,463.70/17,316.24
  6. Step 6: Final answer
    x = 11,913.12

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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.