Home / 18,217.32-27,323.58-5,737.40

Finding the Fourth Proportional to 18,217.32, 27,323.58 and 5,737.40

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Solution

The fourth proportional to 18,217.32, 27,323.58 and 5,737.40 is: 8,605.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217.32 : 27,323.58 = 5,737.40 : x
  2. Step 2: Convert to fraction form
    18,217.32/27,323.58 = 5,737.40/x
  3. Step 3: Cross multiply
    18,217.32x = 27,323.58 × 5,737.40
  4. Step 4: Simplify right side
    18,217.32x = 156,766,307.89
  5. Step 5: Solve for x
    x = 156,766,307.89/18,217.32
  6. Step 6: Final answer
    x = 8,605.34

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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.