Home / 23,205.10-32,022.48-13,133.20

Finding the Fourth Proportional to 23,205.10, 32,022.48 and 13,133.20

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Solution

The fourth proportional to 23,205.10, 32,022.48 and 13,133.20 is: 18,123.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,205.10 : 32,022.48 = 13,133.20 : x
  2. Step 2: Convert to fraction form
    23,205.10/32,022.48 = 13,133.20/x
  3. Step 3: Cross multiply
    23,205.10x = 32,022.48 × 13,133.20
  4. Step 4: Simplify right side
    23,205.10x = 420,557,634.34
  5. Step 5: Solve for x
    x = 420,557,634.34/23,205.10
  6. Step 6: Final answer
    x = 18,123.50

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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.