Home / 49,430.75-68,214.44-28,209.56

Finding the Fourth Proportional to 49,430.75, 68,214.44 and 28,209.56

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Solution

The fourth proportional to 49,430.75, 68,214.44 and 28,209.56 is: 38,929.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,430.75 : 68,214.44 = 28,209.56 : x
  2. Step 2: Convert to fraction form
    49,430.75/68,214.44 = 28,209.56/x
  3. Step 3: Cross multiply
    49,430.75x = 68,214.44 × 28,209.56
  4. Step 4: Simplify right side
    49,430.75x = 1,924,299,197.00
  5. Step 5: Solve for x
    x = 1,924,299,197.00/49,430.75
  6. Step 6: Final answer
    x = 38,929.19

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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.