Home / 17,745.46-24,487.85-9,787.21

Finding the Fourth Proportional to 17,745.46, 24,487.85 and 9,787.21

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Solution

The fourth proportional to 17,745.46, 24,487.85 and 9,787.21 is: 13,505.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,745.46 : 24,487.85 = 9,787.21 : x
  2. Step 2: Convert to fraction form
    17,745.46/24,487.85 = 9,787.21/x
  3. Step 3: Cross multiply
    17,745.46x = 24,487.85 × 9,787.21
  4. Step 4: Simplify right side
    17,745.46x = 239,667,559.02
  5. Step 5: Solve for x
    x = 239,667,559.02/17,745.46
  6. Step 6: Final answer
    x = 13,505.86

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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.