Home / 26,497.50-39,764.48-10,915.12

Finding the Fourth Proportional to 26,497.50, 39,764.48 and 10,915.12

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Solution

The fourth proportional to 26,497.50, 39,764.48 and 10,915.12 is: 16,380.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,497.50 : 39,764.48 = 10,915.12 : x
  2. Step 2: Convert to fraction form
    26,497.50/39,764.48 = 10,915.12/x
  3. Step 3: Cross multiply
    26,497.50x = 39,764.48 × 10,915.12
  4. Step 4: Simplify right side
    26,497.50x = 434,034,070.94
  5. Step 5: Solve for x
    x = 434,034,070.94/26,497.50
  6. Step 6: Final answer
    x = 16,380.19

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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.