Home / 28,997.48-43,430.19-17,286.50

Finding the Fourth Proportional to 28,997.48, 43,430.19 and 17,286.50

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Solution

The fourth proportional to 28,997.48, 43,430.19 and 17,286.50 is: 25,890.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,997.48 : 43,430.19 = 17,286.50 : x
  2. Step 2: Convert to fraction form
    28,997.48/43,430.19 = 17,286.50/x
  3. Step 3: Cross multiply
    28,997.48x = 43,430.19 × 17,286.50
  4. Step 4: Simplify right side
    28,997.48x = 750,755,762.28
  5. Step 5: Solve for x
    x = 750,755,762.28/28,997.48
  6. Step 6: Final answer
    x = 25,890.38

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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.