Home / 26,042.05-39,064.04-13,388.42

Finding the Fourth Proportional to 26,042.05, 39,064.04 and 13,388.42

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Solution

The fourth proportional to 26,042.05, 39,064.04 and 13,388.42 is: 20,083.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,042.05 : 39,064.04 = 13,388.42 : x
  2. Step 2: Convert to fraction form
    26,042.05/39,064.04 = 13,388.42/x
  3. Step 3: Cross multiply
    26,042.05x = 39,064.04 × 13,388.42
  4. Step 4: Simplify right side
    26,042.05x = 523,005,774.42
  5. Step 5: Solve for x
    x = 523,005,774.42/26,042.05
  6. Step 6: Final answer
    x = 20,083.13

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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.