Home / 50,475.96-75,722.31-18,897.17

Finding the Fourth Proportional to 50,475.96, 75,722.31 and 18,897.17

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Solution

The fourth proportional to 50,475.96, 75,722.31 and 18,897.17 is: 28,348.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,475.96 : 75,722.31 = 18,897.17 : x
  2. Step 2: Convert to fraction form
    50,475.96/75,722.31 = 18,897.17/x
  3. Step 3: Cross multiply
    50,475.96x = 75,722.31 × 18,897.17
  4. Step 4: Simplify right side
    50,475.96x = 1,430,936,986.25
  5. Step 5: Solve for x
    x = 1,430,936,986.25/50,475.96
  6. Step 6: Final answer
    x = 28,348.88

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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.