Home / 23,250.11-32,085.47-12,639.97

Finding the Fourth Proportional to 23,250.11, 32,085.47 and 12,639.97

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Solution

The fourth proportional to 23,250.11, 32,085.47 and 12,639.97 is: 17,443.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,250.11 : 32,085.47 = 12,639.97 : x
  2. Step 2: Convert to fraction form
    23,250.11/32,085.47 = 12,639.97/x
  3. Step 3: Cross multiply
    23,250.11x = 32,085.47 × 12,639.97
  4. Step 4: Simplify right side
    23,250.11x = 405,559,329.62
  5. Step 5: Solve for x
    x = 405,559,329.62/23,250.11
  6. Step 6: Final answer
    x = 17,443.33

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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.