Home / 50,799.50-76,126.64-28,566.21

Finding the Fourth Proportional to 50,799.50, 76,126.64 and 28,566.21

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Solution

The fourth proportional to 50,799.50, 76,126.64 and 28,566.21 is: 42,808.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,799.50 : 76,126.64 = 28,566.21 : x
  2. Step 2: Convert to fraction form
    50,799.50/76,126.64 = 28,566.21/x
  3. Step 3: Cross multiply
    50,799.50x = 76,126.64 × 28,566.21
  4. Step 4: Simplify right side
    50,799.50x = 2,174,649,656.25
  5. Step 5: Solve for x
    x = 2,174,649,656.25/50,799.50
  6. Step 6: Final answer
    x = 42,808.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.