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Finding the Fourth Proportional to 17,377.56, 23,980.08 and 9,822.96

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Solution

The fourth proportional to 17,377.56, 23,980.08 and 9,822.96 is: 13,555.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,377.56 : 23,980.08 = 9,822.96 : x
  2. Step 2: Convert to fraction form
    17,377.56/23,980.08 = 9,822.96/x
  3. Step 3: Cross multiply
    17,377.56x = 23,980.08 × 9,822.96
  4. Step 4: Simplify right side
    17,377.56x = 235,555,366.64
  5. Step 5: Solve for x
    x = 235,555,366.64/17,377.56
  6. Step 6: Final answer
    x = 13,555.15

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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.