Home / 26,526.99-39,784.41-11,727.90

Finding the Fourth Proportional to 26,526.99, 39,784.41 and 11,727.90

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Solution

The fourth proportional to 26,526.99, 39,784.41 and 11,727.90 is: 17,589.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,526.99 : 39,784.41 = 11,727.90 : x
  2. Step 2: Convert to fraction form
    26,526.99/39,784.41 = 11,727.90/x
  3. Step 3: Cross multiply
    26,526.99x = 39,784.41 × 11,727.90
  4. Step 4: Simplify right side
    26,526.99x = 466,587,582.04
  5. Step 5: Solve for x
    x = 466,587,582.04/26,526.99
  6. Step 6: Final answer
    x = 17,589.16

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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.