Home / 14,787.96-22,173.60-4,921.92

Finding the Fourth Proportional to 14,787.96, 22,173.60 and 4,921.92

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Solution

The fourth proportional to 14,787.96, 22,173.60 and 4,921.92 is: 7,380.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,787.96 : 22,173.60 = 4,921.92 : x
  2. Step 2: Convert to fraction form
    14,787.96/22,173.60 = 4,921.92/x
  3. Step 3: Cross multiply
    14,787.96x = 22,173.60 × 4,921.92
  4. Step 4: Simplify right side
    14,787.96x = 109,136,685.31
  5. Step 5: Solve for x
    x = 109,136,685.31/14,787.96
  6. Step 6: Final answer
    x = 7,380.10

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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.