Home / 23,865.11-32,932.19-13,785.65

Finding the Fourth Proportional to 23,865.11, 32,932.19 and 13,785.65

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Solution

The fourth proportional to 23,865.11, 32,932.19 and 13,785.65 is: 19,023.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,865.11 : 32,932.19 = 13,785.65 : x
  2. Step 2: Convert to fraction form
    23,865.11/32,932.19 = 13,785.65/x
  3. Step 3: Cross multiply
    23,865.11x = 32,932.19 × 13,785.65
  4. Step 4: Simplify right side
    23,865.11x = 453,991,576.15
  5. Step 5: Solve for x
    x = 453,991,576.15/23,865.11
  6. Step 6: Final answer
    x = 19,023.23

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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.