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Finding the Fourth Proportional to 12,532.32, 17,293.88 and 6,865.94

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Solution

The fourth proportional to 12,532.32, 17,293.88 and 6,865.94 is: 9,474.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,532.32 : 17,293.88 = 6,865.94 : x
  2. Step 2: Convert to fraction form
    12,532.32/17,293.88 = 6,865.94/x
  3. Step 3: Cross multiply
    12,532.32x = 17,293.88 × 6,865.94
  4. Step 4: Simplify right side
    12,532.32x = 118,738,742.45
  5. Step 5: Solve for x
    x = 118,738,742.45/12,532.32
  6. Step 6: Final answer
    x = 9,474.60

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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.