Home / 12,522.32-17,280.27-6,856.97

Finding the Fourth Proportional to 12,522.32, 17,280.27 and 6,856.97

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Solution

The fourth proportional to 12,522.32, 17,280.27 and 6,856.97 is: 9,462.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,522.32 : 17,280.27 = 6,856.97 : x
  2. Step 2: Convert to fraction form
    12,522.32/17,280.27 = 6,856.97/x
  3. Step 3: Cross multiply
    12,522.32x = 17,280.27 × 6,856.97
  4. Step 4: Simplify right side
    12,522.32x = 118,490,172.30
  5. Step 5: Solve for x
    x = 118,490,172.30/12,522.32
  6. Step 6: Final answer
    x = 9,462.32

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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.