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Finding the Fourth Proportional to 50,487.93, 75,749.31 and 22,427.64

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Solution

The fourth proportional to 50,487.93, 75,749.31 and 22,427.64 is: 33,649.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,487.93 : 75,749.31 = 22,427.64 : x
  2. Step 2: Convert to fraction form
    50,487.93/75,749.31 = 22,427.64/x
  3. Step 3: Cross multiply
    50,487.93x = 75,749.31 × 22,427.64
  4. Step 4: Simplify right side
    50,487.93x = 1,698,878,254.93
  5. Step 5: Solve for x
    x = 1,698,878,254.93/50,487.93
  6. Step 6: Final answer
    x = 33,649.20

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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.