Home / 26,059.78-39,089.70-6,338.20

Finding the Fourth Proportional to 26,059.78, 39,089.70 and 6,338.20

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Solution

The fourth proportional to 26,059.78, 39,089.70 and 6,338.20 is: 9,507.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,059.78 : 39,089.70 = 6,338.20 : x
  2. Step 2: Convert to fraction form
    26,059.78/39,089.70 = 6,338.20/x
  3. Step 3: Cross multiply
    26,059.78x = 39,089.70 × 6,338.20
  4. Step 4: Simplify right side
    26,059.78x = 247,758,109.40
  5. Step 5: Solve for x
    x = 247,758,109.40/26,059.78
  6. Step 6: Final answer
    x = 9,507.30

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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.