Home / 40,272.33-55,579.13-22,368.44

Finding the Fourth Proportional to 40,272.33, 55,579.13 and 22,368.44

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Solution

The fourth proportional to 40,272.33, 55,579.13 and 22,368.44 is: 30,870.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,272.33 : 55,579.13 = 22,368.44 : x
  2. Step 2: Convert to fraction form
    40,272.33/55,579.13 = 22,368.44/x
  3. Step 3: Cross multiply
    40,272.33x = 55,579.13 × 22,368.44
  4. Step 4: Simplify right side
    40,272.33x = 1,243,218,434.66
  5. Step 5: Solve for x
    x = 1,243,218,434.66/40,272.33
  6. Step 6: Final answer
    x = 30,870.29

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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.