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Finding the Fourth Proportional to 17,307.34, 25,952.80 and 8,979.03

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Solution

The fourth proportional to 17,307.34, 25,952.80 and 8,979.03 is: 13,464.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,307.34 : 25,952.80 = 8,979.03 : x
  2. Step 2: Convert to fraction form
    17,307.34/25,952.80 = 8,979.03/x
  3. Step 3: Cross multiply
    17,307.34x = 25,952.80 × 8,979.03
  4. Step 4: Simplify right side
    17,307.34x = 233,030,795.12
  5. Step 5: Solve for x
    x = 233,030,795.12/17,307.34
  6. Step 6: Final answer
    x = 13,464.28

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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.