Home / 50,800.20-70,097.33-28,133.60

Finding the Fourth Proportional to 50,800.20, 70,097.33 and 28,133.60

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Solution

The fourth proportional to 50,800.20, 70,097.33 and 28,133.60 is: 38,820.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,800.20 : 70,097.33 = 28,133.60 : x
  2. Step 2: Convert to fraction form
    50,800.20/70,097.33 = 28,133.60/x
  3. Step 3: Cross multiply
    50,800.20x = 70,097.33 × 28,133.60
  4. Step 4: Simplify right side
    50,800.20x = 1,972,089,963.14
  5. Step 5: Solve for x
    x = 1,972,089,963.14/50,800.20
  6. Step 6: Final answer
    x = 38,820.52

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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.