Home / 28,954.04-39,974.63-22,226.27

Finding the Fourth Proportional to 28,954.04, 39,974.63 and 22,226.27

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Solution

The fourth proportional to 28,954.04, 39,974.63 and 22,226.27 is: 30,686.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,954.04 : 39,974.63 = 22,226.27 : x
  2. Step 2: Convert to fraction form
    28,954.04/39,974.63 = 22,226.27/x
  3. Step 3: Cross multiply
    28,954.04x = 39,974.63 × 22,226.27
  4. Step 4: Simplify right side
    28,954.04x = 888,486,608.53
  5. Step 5: Solve for x
    x = 888,486,608.53/28,954.04
  6. Step 6: Final answer
    x = 30,686.11

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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.