Home / 50,347.80-75,522.42-21,878.28

Finding the Fourth Proportional to 50,347.80, 75,522.42 and 21,878.28

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Solution

The fourth proportional to 50,347.80, 75,522.42 and 21,878.28 is: 32,817.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,347.80 : 75,522.42 = 21,878.28 : x
  2. Step 2: Convert to fraction form
    50,347.80/75,522.42 = 21,878.28/x
  3. Step 3: Cross multiply
    50,347.80x = 75,522.42 × 21,878.28
  4. Step 4: Simplify right side
    50,347.80x = 1,652,300,651.04
  5. Step 5: Solve for x
    x = 1,652,300,651.04/50,347.80
  6. Step 6: Final answer
    x = 32,817.73

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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.