Home / 26,001.78-38,926.12-16,109.26

Finding the Fourth Proportional to 26,001.78, 38,926.12 and 16,109.26

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Solution

The fourth proportional to 26,001.78, 38,926.12 and 16,109.26 is: 24,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001.78 : 38,926.12 = 16,109.26 : x
  2. Step 2: Convert to fraction form
    26,001.78/38,926.12 = 16,109.26/x
  3. Step 3: Cross multiply
    26,001.78x = 38,926.12 × 16,109.26
  4. Step 4: Simplify right side
    26,001.78x = 627,070,987.87
  5. Step 5: Solve for x
    x = 627,070,987.87/26,001.78
  6. Step 6: Final answer
    x = 24,116.46

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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.