Home / 26,135.28-39,203.28-6,414.30

Finding the Fourth Proportional to 26,135.28, 39,203.28 and 6,414.30

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Solution

The fourth proportional to 26,135.28, 39,203.28 and 6,414.30 is: 9,621.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,135.28 : 39,203.28 = 6,414.30 : x
  2. Step 2: Convert to fraction form
    26,135.28/39,203.28 = 6,414.30/x
  3. Step 3: Cross multiply
    26,135.28x = 39,203.28 × 6,414.30
  4. Step 4: Simplify right side
    26,135.28x = 251,461,598.90
  5. Step 5: Solve for x
    x = 251,461,598.90/26,135.28
  6. Step 6: Final answer
    x = 9,621.54

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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.