Home / 23,173.41-31,979.49-12,563.13

Finding the Fourth Proportional to 23,173.41, 31,979.49 and 12,563.13

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Solution

The fourth proportional to 23,173.41, 31,979.49 and 12,563.13 is: 17,337.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,173.41 : 31,979.49 = 12,563.13 : x
  2. Step 2: Convert to fraction form
    23,173.41/31,979.49 = 12,563.13/x
  3. Step 3: Cross multiply
    23,173.41x = 31,979.49 × 12,563.13
  4. Step 4: Simplify right side
    23,173.41x = 401,762,490.20
  5. Step 5: Solve for x
    x = 401,762,490.20/23,173.41
  6. Step 6: Final answer
    x = 17,337.22

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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.