Home / 50,637.96-75,965.85-19,470.78

Finding the Fourth Proportional to 50,637.96, 75,965.85 and 19,470.78

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Solution

The fourth proportional to 50,637.96, 75,965.85 and 19,470.78 is: 29,209.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,637.96 : 75,965.85 = 19,470.78 : x
  2. Step 2: Convert to fraction form
    50,637.96/75,965.85 = 19,470.78/x
  3. Step 3: Cross multiply
    50,637.96x = 75,965.85 × 19,470.78
  4. Step 4: Simplify right side
    50,637.96x = 1,479,114,352.86
  5. Step 5: Solve for x
    x = 1,479,114,352.86/50,637.96
  6. Step 6: Final answer
    x = 29,209.60

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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.