Home / 22,867.06-31,557.11-12,795.42

Finding the Fourth Proportional to 22,867.06, 31,557.11 and 12,795.42

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Solution

The fourth proportional to 22,867.06, 31,557.11 and 12,795.42 is: 17,658.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,867.06 : 31,557.11 = 12,795.42 : x
  2. Step 2: Convert to fraction form
    22,867.06/31,557.11 = 12,795.42/x
  3. Step 3: Cross multiply
    22,867.06x = 31,557.11 × 12,795.42
  4. Step 4: Simplify right side
    22,867.06x = 403,786,476.44
  5. Step 5: Solve for x
    x = 403,786,476.44/22,867.06
  6. Step 6: Final answer
    x = 17,658.00

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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.