Home / 22,446.43-30,974.65-12,374.32

Finding the Fourth Proportional to 22,446.43, 30,974.65 and 12,374.32

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Solution

The fourth proportional to 22,446.43, 30,974.65 and 12,374.32 is: 17,075.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,446.43 : 30,974.65 = 12,374.32 : x
  2. Step 2: Convert to fraction form
    22,446.43/30,974.65 = 12,374.32/x
  3. Step 3: Cross multiply
    22,446.43x = 30,974.65 × 12,374.32
  4. Step 4: Simplify right side
    22,446.43x = 383,290,230.99
  5. Step 5: Solve for x
    x = 383,290,230.99/22,446.43
  6. Step 6: Final answer
    x = 17,075.78

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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.