Home / 26,035.32-39,012.06-20,126.70

Finding the Fourth Proportional to 26,035.32, 39,012.06 and 20,126.70

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Solution

The fourth proportional to 26,035.32, 39,012.06 and 20,126.70 is: 30,158.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,035.32 : 39,012.06 = 20,126.70 : x
  2. Step 2: Convert to fraction form
    26,035.32/39,012.06 = 20,126.70/x
  3. Step 3: Cross multiply
    26,035.32x = 39,012.06 × 20,126.70
  4. Step 4: Simplify right side
    26,035.32x = 785,184,028.00
  5. Step 5: Solve for x
    x = 785,184,028.00/26,035.32
  6. Step 6: Final answer
    x = 30,158.42

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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.