Home / 26,195.02-39,300.18-8,425.28

Finding the Fourth Proportional to 26,195.02, 39,300.18 and 8,425.28

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Solution

The fourth proportional to 26,195.02, 39,300.18 and 8,425.28 is: 12,640.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,195.02 : 39,300.18 = 8,425.28 : x
  2. Step 2: Convert to fraction form
    26,195.02/39,300.18 = 8,425.28/x
  3. Step 3: Cross multiply
    26,195.02x = 39,300.18 × 8,425.28
  4. Step 4: Simplify right side
    26,195.02x = 331,115,020.55
  5. Step 5: Solve for x
    x = 331,115,020.55/26,195.02
  6. Step 6: Final answer
    x = 12,640.38

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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.