Home / 23,370.78-32,251.73-12,760.59

Finding the Fourth Proportional to 23,370.78, 32,251.73 and 12,760.59

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Solution

The fourth proportional to 23,370.78, 32,251.73 and 12,760.59 is: 17,609.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,370.78 : 32,251.73 = 12,760.59 : x
  2. Step 2: Convert to fraction form
    23,370.78/32,251.73 = 12,760.59/x
  3. Step 3: Cross multiply
    23,370.78x = 32,251.73 × 12,760.59
  4. Step 4: Simplify right side
    23,370.78x = 411,551,039.52
  5. Step 5: Solve for x
    x = 411,551,039.52/23,370.78
  6. Step 6: Final answer
    x = 17,609.64

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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.