Home / 50,044.90-69,086.95-28,820.06

Finding the Fourth Proportional to 50,044.90, 69,086.95 and 28,820.06

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Solution

The fourth proportional to 50,044.90, 69,086.95 and 28,820.06 is: 39,786.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,044.90 : 69,086.95 = 28,820.06 : x
  2. Step 2: Convert to fraction form
    50,044.90/69,086.95 = 28,820.06/x
  3. Step 3: Cross multiply
    50,044.90x = 69,086.95 × 28,820.06
  4. Step 4: Simplify right side
    50,044.90x = 1,991,089,900.12
  5. Step 5: Solve for x
    x = 1,991,089,900.12/50,044.90
  6. Step 6: Final answer
    x = 39,786.07

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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.