Home / 26,658.24-39,903.49-18,289.32

Finding the Fourth Proportional to 26,658.24, 39,903.49 and 18,289.32

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Solution

The fourth proportional to 26,658.24, 39,903.49 and 18,289.32 is: 27,376.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,658.24 : 39,903.49 = 18,289.32 : x
  2. Step 2: Convert to fraction form
    26,658.24/39,903.49 = 18,289.32/x
  3. Step 3: Cross multiply
    26,658.24x = 39,903.49 × 18,289.32
  4. Step 4: Simplify right side
    26,658.24x = 729,807,697.73
  5. Step 5: Solve for x
    x = 729,807,697.73/26,658.24
  6. Step 6: Final answer
    x = 27,376.44

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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.