Home / 23,555.97-32,506.87-12,945.38

Finding the Fourth Proportional to 23,555.97, 32,506.87 and 12,945.38

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Solution

The fourth proportional to 23,555.97, 32,506.87 and 12,945.38 is: 17,864.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,555.97 : 32,506.87 = 12,945.38 : x
  2. Step 2: Convert to fraction form
    23,555.97/32,506.87 = 12,945.38/x
  3. Step 3: Cross multiply
    23,555.97x = 32,506.87 × 12,945.38
  4. Step 4: Simplify right side
    23,555.97x = 420,813,557.50
  5. Step 5: Solve for x
    x = 420,813,557.50/23,555.97
  6. Step 6: Final answer
    x = 17,864.41

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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.