Home / 29,243.31-40,338.45-17,917.89

Finding the Fourth Proportional to 29,243.31, 40,338.45 and 17,917.89

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Solution

The fourth proportional to 29,243.31, 40,338.45 and 17,917.89 is: 24,716.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,243.31 : 40,338.45 = 17,917.89 : x
  2. Step 2: Convert to fraction form
    29,243.31/40,338.45 = 17,917.89/x
  3. Step 3: Cross multiply
    29,243.31x = 40,338.45 × 17,917.89
  4. Step 4: Simplify right side
    29,243.31x = 722,779,909.87
  5. Step 5: Solve for x
    x = 722,779,909.87/29,243.31
  6. Step 6: Final answer
    x = 24,716.08

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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.