Home / 26,468.91-36,519.96-15,136.07

Finding the Fourth Proportional to 26,468.91, 36,519.96 and 15,136.07

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Solution

The fourth proportional to 26,468.91, 36,519.96 and 15,136.07 is: 20,883.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,468.91 : 36,519.96 = 15,136.07 : x
  2. Step 2: Convert to fraction form
    26,468.91/36,519.96 = 15,136.07/x
  3. Step 3: Cross multiply
    26,468.91x = 36,519.96 × 15,136.07
  4. Step 4: Simplify right side
    26,468.91x = 552,768,545.12
  5. Step 5: Solve for x
    x = 552,768,545.12/26,468.91
  6. Step 6: Final answer
    x = 20,883.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.