Home / 29,001.43-40,010.01-18,926.25

Finding the Fourth Proportional to 29,001.43, 40,010.01 and 18,926.25

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Solution

The fourth proportional to 29,001.43, 40,010.01 and 18,926.25 is: 26,110.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001.43 : 40,010.01 = 18,926.25 : x
  2. Step 2: Convert to fraction form
    29,001.43/40,010.01 = 18,926.25/x
  3. Step 3: Cross multiply
    29,001.43x = 40,010.01 × 18,926.25
  4. Step 4: Simplify right side
    29,001.43x = 757,239,451.76
  5. Step 5: Solve for x
    x = 757,239,451.76/29,001.43
  6. Step 6: Final answer
    x = 26,110.42

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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.