Home / 17,663.10-24,374.88-9,705.12

Finding the Fourth Proportional to 17,663.10, 24,374.88 and 9,705.12

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Solution

The fourth proportional to 17,663.10, 24,374.88 and 9,705.12 is: 13,392.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,663.10 : 24,374.88 = 9,705.12 : x
  2. Step 2: Convert to fraction form
    17,663.10/24,374.88 = 9,705.12/x
  3. Step 3: Cross multiply
    17,663.10x = 24,374.88 × 9,705.12
  4. Step 4: Simplify right side
    17,663.10x = 236,561,135.39
  5. Step 5: Solve for x
    x = 236,561,135.39/17,663.10
  6. Step 6: Final answer
    x = 13,392.96

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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.