Home / 26,431.38-39,647.07-6,710.04

Finding the Fourth Proportional to 26,431.38, 39,647.07 and 6,710.04

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Solution

The fourth proportional to 26,431.38, 39,647.07 and 6,710.04 is: 10,065.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,431.38 : 39,647.07 = 6,710.04 : x
  2. Step 2: Convert to fraction form
    26,431.38/39,647.07 = 6,710.04/x
  3. Step 3: Cross multiply
    26,431.38x = 39,647.07 × 6,710.04
  4. Step 4: Simplify right side
    26,431.38x = 266,033,425.58
  5. Step 5: Solve for x
    x = 266,033,425.58/26,431.38
  6. Step 6: Final answer
    x = 10,065.06

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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.