Home / 23,171.27-34,755.53-11,320.47

Finding the Fourth Proportional to 23,171.27, 34,755.53 and 11,320.47

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Solution

The fourth proportional to 23,171.27, 34,755.53 and 11,320.47 is: 16,980.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,171.27 : 34,755.53 = 11,320.47 : x
  2. Step 2: Convert to fraction form
    23,171.27/34,755.53 = 11,320.47/x
  3. Step 3: Cross multiply
    23,171.27x = 34,755.53 × 11,320.47
  4. Step 4: Simplify right side
    23,171.27x = 393,448,878.10
  5. Step 5: Solve for x
    x = 393,448,878.10/23,171.27
  6. Step 6: Final answer
    x = 16,980.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.