Home / 14,787.88-22,170.88-8,943.19

Finding the Fourth Proportional to 14,787.88, 22,170.88 and 8,943.19

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Solution

The fourth proportional to 14,787.88, 22,170.88 and 8,943.19 is: 13,408.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,787.88 : 22,170.88 = 8,943.19 : x
  2. Step 2: Convert to fraction form
    14,787.88/22,170.88 = 8,943.19/x
  3. Step 3: Cross multiply
    14,787.88x = 22,170.88 × 8,943.19
  4. Step 4: Simplify right side
    14,787.88x = 198,278,259.09
  5. Step 5: Solve for x
    x = 198,278,259.09/14,787.88
  6. Step 6: Final answer
    x = 13,408.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.