Home / 26,439.14-39,652.56-7,715.24

Finding the Fourth Proportional to 26,439.14, 39,652.56 and 7,715.24

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Solution

The fourth proportional to 26,439.14, 39,652.56 and 7,715.24 is: 11,571.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,439.14 : 39,652.56 = 7,715.24 : x
  2. Step 2: Convert to fraction form
    26,439.14/39,652.56 = 7,715.24/x
  3. Step 3: Cross multiply
    26,439.14x = 39,652.56 × 7,715.24
  4. Step 4: Simplify right side
    26,439.14x = 305,928,818.75
  5. Step 5: Solve for x
    x = 305,928,818.75/26,439.14
  6. Step 6: Final answer
    x = 11,571.06

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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.