Home / 26,448.08-36,499.11-15,119.42

Finding the Fourth Proportional to 26,448.08, 36,499.11 and 15,119.42

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Solution

The fourth proportional to 26,448.08, 36,499.11 and 15,119.42 is: 20,865.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,448.08 : 36,499.11 = 15,119.42 : x
  2. Step 2: Convert to fraction form
    26,448.08/36,499.11 = 15,119.42/x
  3. Step 3: Cross multiply
    26,448.08x = 36,499.11 × 15,119.42
  4. Step 4: Simplify right side
    26,448.08x = 551,845,134.52
  5. Step 5: Solve for x
    x = 551,845,134.52/26,448.08
  6. Step 6: Final answer
    x = 20,865.23

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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.