Home / 26,443.14-39,658.57-7,719.22

Finding the Fourth Proportional to 26,443.14, 39,658.57 and 7,719.22

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Solution

The fourth proportional to 26,443.14, 39,658.57 and 7,719.22 is: 11,577.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,443.14 : 39,658.57 = 7,719.22 : x
  2. Step 2: Convert to fraction form
    26,443.14/39,658.57 = 7,719.22/x
  3. Step 3: Cross multiply
    26,443.14x = 39,658.57 × 7,719.22
  4. Step 4: Simplify right side
    26,443.14x = 306,133,226.72
  5. Step 5: Solve for x
    x = 306,133,226.72/26,443.14
  6. Step 6: Final answer
    x = 11,577.04

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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.