Home / 22,904.88-31,610.66-12,833.13

Finding the Fourth Proportional to 22,904.88, 31,610.66 and 12,833.13

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Solution

The fourth proportional to 22,904.88, 31,610.66 and 12,833.13 is: 17,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,904.88 : 31,610.66 = 12,833.13 : x
  2. Step 2: Convert to fraction form
    22,904.88/31,610.66 = 12,833.13/x
  3. Step 3: Cross multiply
    22,904.88x = 31,610.66 × 12,833.13
  4. Step 4: Simplify right side
    22,904.88x = 405,663,763.54
  5. Step 5: Solve for x
    x = 405,663,763.54/22,904.88
  6. Step 6: Final answer
    x = 17,710.80

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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.