Home / 29,375.89-40,520.25-17,430.75

Finding the Fourth Proportional to 29,375.89, 40,520.25 and 17,430.75

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Solution

The fourth proportional to 29,375.89, 40,520.25 and 17,430.75 is: 24,043.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,375.89 : 40,520.25 = 17,430.75 : x
  2. Step 2: Convert to fraction form
    29,375.89/40,520.25 = 17,430.75/x
  3. Step 3: Cross multiply
    29,375.89x = 40,520.25 × 17,430.75
  4. Step 4: Simplify right side
    29,375.89x = 706,298,347.69
  5. Step 5: Solve for x
    x = 706,298,347.69/29,375.89
  6. Step 6: Final answer
    x = 24,043.47

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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.