Home / 23,555.36-32,506.60-12,945.24

Finding the Fourth Proportional to 23,555.36, 32,506.60 and 12,945.24

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Solution

The fourth proportional to 23,555.36, 32,506.60 and 12,945.24 is: 17,864.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,555.36 : 32,506.60 = 12,945.24 : x
  2. Step 2: Convert to fraction form
    23,555.36/32,506.60 = 12,945.24/x
  3. Step 3: Cross multiply
    23,555.36x = 32,506.60 × 12,945.24
  4. Step 4: Simplify right side
    23,555.36x = 420,805,738.58
  5. Step 5: Solve for x
    x = 420,805,738.58/23,555.36
  6. Step 6: Final answer
    x = 17,864.54

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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.