Home / 23,154.18-34,734.93-8,361.57

Finding the Fourth Proportional to 23,154.18, 34,734.93 and 8,361.57

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Solution

The fourth proportional to 23,154.18, 34,734.93 and 8,361.57 is: 12,543.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.18 : 34,734.93 = 8,361.57 : x
  2. Step 2: Convert to fraction form
    23,154.18/34,734.93 = 8,361.57/x
  3. Step 3: Cross multiply
    23,154.18x = 34,734.93 × 8,361.57
  4. Step 4: Simplify right side
    23,154.18x = 290,438,548.64
  5. Step 5: Solve for x
    x = 290,438,548.64/23,154.18
  6. Step 6: Final answer
    x = 12,543.68

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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.