Home / 26,212.64-39,318.72-10,626.56

Finding the Fourth Proportional to 26,212.64, 39,318.72 and 10,626.56

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Solution

The fourth proportional to 26,212.64, 39,318.72 and 10,626.56 is: 15,939.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,212.64 : 39,318.72 = 10,626.56 : x
  2. Step 2: Convert to fraction form
    26,212.64/39,318.72 = 10,626.56/x
  3. Step 3: Cross multiply
    26,212.64x = 39,318.72 × 10,626.56
  4. Step 4: Simplify right side
    26,212.64x = 417,822,737.20
  5. Step 5: Solve for x
    x = 417,822,737.20/26,212.64
  6. Step 6: Final answer
    x = 15,939.74

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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.