Home / 23,040.80-34,505.84-13,150.09

Finding the Fourth Proportional to 23,040.80, 34,505.84 and 13,150.09

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Solution

The fourth proportional to 23,040.80, 34,505.84 and 13,150.09 is: 19,693.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,040.80 : 34,505.84 = 13,150.09 : x
  2. Step 2: Convert to fraction form
    23,040.80/34,505.84 = 13,150.09/x
  3. Step 3: Cross multiply
    23,040.80x = 34,505.84 × 13,150.09
  4. Step 4: Simplify right side
    23,040.80x = 453,754,987.79
  5. Step 5: Solve for x
    x = 453,754,987.79/23,040.80
  6. Step 6: Final answer
    x = 19,693.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.