Home / 22,809.55-31,356.33-19,611.06

Finding the Fourth Proportional to 22,809.55, 31,356.33 and 19,611.06

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Solution

The fourth proportional to 22,809.55, 31,356.33 and 19,611.06 is: 26,959.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,809.55 : 31,356.33 = 19,611.06 : x
  2. Step 2: Convert to fraction form
    22,809.55/31,356.33 = 19,611.06/x
  3. Step 3: Cross multiply
    22,809.55x = 31,356.33 × 19,611.06
  4. Step 4: Simplify right side
    22,809.55x = 614,930,869.01
  5. Step 5: Solve for x
    x = 614,930,869.01/22,809.55
  6. Step 6: Final answer
    x = 26,959.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.