Home / 36,449.90-50,300.63-20,539.47

Finding the Fourth Proportional to 36,449.90, 50,300.63 and 20,539.47

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Solution

The fourth proportional to 36,449.90, 50,300.63 and 20,539.47 is: 28,344.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,449.90 : 50,300.63 = 20,539.47 : x
  2. Step 2: Convert to fraction form
    36,449.90/50,300.63 = 20,539.47/x
  3. Step 3: Cross multiply
    36,449.90x = 50,300.63 × 20,539.47
  4. Step 4: Simplify right side
    36,449.90x = 1,033,148,280.87
  5. Step 5: Solve for x
    x = 1,033,148,280.87/36,449.90
  6. Step 6: Final answer
    x = 28,344.34

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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.