Home / 50,199.37-69,274.48-28,688.87

Finding the Fourth Proportional to 50,199.37, 69,274.48 and 28,688.87

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Solution

The fourth proportional to 50,199.37, 69,274.48 and 28,688.87 is: 39,590.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,199.37 : 69,274.48 = 28,688.87 : x
  2. Step 2: Convert to fraction form
    50,199.37/69,274.48 = 28,688.87/x
  3. Step 3: Cross multiply
    50,199.37x = 69,274.48 × 28,688.87
  4. Step 4: Simplify right side
    50,199.37x = 1,987,406,551.04
  5. Step 5: Solve for x
    x = 1,987,406,551.04/50,199.37
  6. Step 6: Final answer
    x = 39,590.27

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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.