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Finding the Fourth Proportional to 17,354.56, 23,947.68 and 9,798.88

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Solution

The fourth proportional to 17,354.56, 23,947.68 and 9,798.88 is: 13,521.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,354.56 : 23,947.68 = 9,798.88 : x
  2. Step 2: Convert to fraction form
    17,354.56/23,947.68 = 9,798.88/x
  3. Step 3: Cross multiply
    17,354.56x = 23,947.68 × 9,798.88
  4. Step 4: Simplify right side
    17,354.56x = 234,660,442.60
  5. Step 5: Solve for x
    x = 234,660,442.60/17,354.56
  6. Step 6: Final answer
    x = 13,521.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.