Home / 26,083.05-39,143.03-10,288.60

Finding the Fourth Proportional to 26,083.05, 39,143.03 and 10,288.60

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Solution

The fourth proportional to 26,083.05, 39,143.03 and 10,288.60 is: 15,440.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,083.05 : 39,143.03 = 10,288.60 : x
  2. Step 2: Convert to fraction form
    26,083.05/39,143.03 = 10,288.60/x
  3. Step 3: Cross multiply
    26,083.05x = 39,143.03 × 10,288.60
  4. Step 4: Simplify right side
    26,083.05x = 402,726,817.16
  5. Step 5: Solve for x
    x = 402,726,817.16/26,083.05
  6. Step 6: Final answer
    x = 15,440.17

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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.