Home / 22,866.06-31,555.73-12,794.42

Finding the Fourth Proportional to 22,866.06, 31,555.73 and 12,794.42

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Solution

The fourth proportional to 22,866.06, 31,555.73 and 12,794.42 is: 17,656.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,866.06 : 31,555.73 = 12,794.42 : x
  2. Step 2: Convert to fraction form
    22,866.06/31,555.73 = 12,794.42/x
  3. Step 3: Cross multiply
    22,866.06x = 31,555.73 × 12,794.42
  4. Step 4: Simplify right side
    22,866.06x = 403,737,041.28
  5. Step 5: Solve for x
    x = 403,737,041.28/22,866.06
  6. Step 6: Final answer
    x = 17,656.61

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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.