Home / 26,338.24-39,455.25-13,839.58

Finding the Fourth Proportional to 26,338.24, 39,455.25 and 13,839.58

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Solution

The fourth proportional to 26,338.24, 39,455.25 and 13,839.58 is: 20,731.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,338.24 : 39,455.25 = 13,839.58 : x
  2. Step 2: Convert to fraction form
    26,338.24/39,455.25 = 13,839.58/x
  3. Step 3: Cross multiply
    26,338.24x = 39,455.25 × 13,839.58
  4. Step 4: Simplify right side
    26,338.24x = 546,044,088.80
  5. Step 5: Solve for x
    x = 546,044,088.80/26,338.24
  6. Step 6: Final answer
    x = 20,731.99

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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.