Home / 17,930.59-24,742.32-9,971.53

Finding the Fourth Proportional to 17,930.59, 24,742.32 and 9,971.53

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Solution

The fourth proportional to 17,930.59, 24,742.32 and 9,971.53 is: 13,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,930.59 : 24,742.32 = 9,971.53 : x
  2. Step 2: Convert to fraction form
    17,930.59/24,742.32 = 9,971.53/x
  3. Step 3: Cross multiply
    17,930.59x = 24,742.32 × 9,971.53
  4. Step 4: Simplify right side
    17,930.59x = 246,718,786.15
  5. Step 5: Solve for x
    x = 246,718,786.15/17,930.59
  6. Step 6: Final answer
    x = 13,759.66

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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.