Home / 26,448.28-39,671.34-10,865.50

Finding the Fourth Proportional to 26,448.28, 39,671.34 and 10,865.50

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Solution

The fourth proportional to 26,448.28, 39,671.34 and 10,865.50 is: 16,297.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,448.28 : 39,671.34 = 10,865.50 : x
  2. Step 2: Convert to fraction form
    26,448.28/39,671.34 = 10,865.50/x
  3. Step 3: Cross multiply
    26,448.28x = 39,671.34 × 10,865.50
  4. Step 4: Simplify right side
    26,448.28x = 431,048,944.77
  5. Step 5: Solve for x
    x = 431,048,944.77/26,448.28
  6. Step 6: Final answer
    x = 16,297.81

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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.