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Finding the Fourth Proportional to 17,008.70, 25,513.06 and 9,266.72

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Solution

The fourth proportional to 17,008.70, 25,513.06 and 9,266.72 is: 13,900.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,008.70 : 25,513.06 = 9,266.72 : x
  2. Step 2: Convert to fraction form
    17,008.70/25,513.06 = 9,266.72/x
  3. Step 3: Cross multiply
    17,008.70x = 25,513.06 × 9,266.72
  4. Step 4: Simplify right side
    17,008.70x = 236,422,232.63
  5. Step 5: Solve for x
    x = 236,422,232.63/17,008.70
  6. Step 6: Final answer
    x = 13,900.08

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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.