Home / 17,640.18-24,344.19-9,682.74

Finding the Fourth Proportional to 17,640.18, 24,344.19 and 9,682.74

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Solution

The fourth proportional to 17,640.18, 24,344.19 and 9,682.74 is: 13,362.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640.18 : 24,344.19 = 9,682.74 : x
  2. Step 2: Convert to fraction form
    17,640.18/24,344.19 = 9,682.74/x
  3. Step 3: Cross multiply
    17,640.18x = 24,344.19 × 9,682.74
  4. Step 4: Simplify right side
    17,640.18x = 235,718,462.28
  5. Step 5: Solve for x
    x = 235,718,462.28/17,640.18
  6. Step 6: Final answer
    x = 13,362.59

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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.