Home / 23,137.92-31,908.96-17,372.40

Finding the Fourth Proportional to 23,137.92, 31,908.96 and 17,372.40

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Solution

The fourth proportional to 23,137.92, 31,908.96 and 17,372.40 is: 23,957.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,137.92 : 31,908.96 = 17,372.40 : x
  2. Step 2: Convert to fraction form
    23,137.92/31,908.96 = 17,372.40/x
  3. Step 3: Cross multiply
    23,137.92x = 31,908.96 × 17,372.40
  4. Step 4: Simplify right side
    23,137.92x = 554,335,216.70
  5. Step 5: Solve for x
    x = 554,335,216.70/23,137.92
  6. Step 6: Final answer
    x = 23,957.87

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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.