Home / 50,728.04-76,050.84-21,167.92

Finding the Fourth Proportional to 50,728.04, 76,050.84 and 21,167.92

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Solution

The fourth proportional to 50,728.04, 76,050.84 and 21,167.92 is: 31,734.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,728.04 : 76,050.84 = 21,167.92 : x
  2. Step 2: Convert to fraction form
    50,728.04/76,050.84 = 21,167.92/x
  3. Step 3: Cross multiply
    50,728.04x = 76,050.84 × 21,167.92
  4. Step 4: Simplify right side
    50,728.04x = 1,609,838,097.05
  5. Step 5: Solve for x
    x = 1,609,838,097.05/50,728.04
  6. Step 6: Final answer
    x = 31,734.68

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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.