Home / 22,782.26-31,442.24-13,350.83

Finding the Fourth Proportional to 22,782.26, 31,442.24 and 13,350.83

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Solution

The fourth proportional to 22,782.26, 31,442.24 and 13,350.83 is: 18,425.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,782.26 : 31,442.24 = 13,350.83 : x
  2. Step 2: Convert to fraction form
    22,782.26/31,442.24 = 13,350.83/x
  3. Step 3: Cross multiply
    22,782.26x = 31,442.24 × 13,350.83
  4. Step 4: Simplify right side
    22,782.26x = 419,779,877.23
  5. Step 5: Solve for x
    x = 419,779,877.23/22,782.26
  6. Step 6: Final answer
    x = 18,425.73

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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.