Home / 26,012.16-39,018.88-8,483.84

Finding the Fourth Proportional to 26,012.16, 39,018.88 and 8,483.84

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Solution

The fourth proportional to 26,012.16, 39,018.88 and 8,483.84 is: 12,725.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,012.16 : 39,018.88 = 8,483.84 : x
  2. Step 2: Convert to fraction form
    26,012.16/39,018.88 = 8,483.84/x
  3. Step 3: Cross multiply
    26,012.16x = 39,018.88 × 8,483.84
  4. Step 4: Simplify right side
    26,012.16x = 331,029,934.90
  5. Step 5: Solve for x
    x = 331,029,934.90/26,012.16
  6. Step 6: Final answer
    x = 12,725.97

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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.