Home / 48,771.50-73,157.14-19,173.08

Finding the Fourth Proportional to 48,771.50, 73,157.14 and 19,173.08

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Solution

The fourth proportional to 48,771.50, 73,157.14 and 19,173.08 is: 28,759.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,771.50 : 73,157.14 = 19,173.08 : x
  2. Step 2: Convert to fraction form
    48,771.50/73,157.14 = 19,173.08/x
  3. Step 3: Cross multiply
    48,771.50x = 73,157.14 × 19,173.08
  4. Step 4: Simplify right side
    48,771.50x = 1,402,647,697.79
  5. Step 5: Solve for x
    x = 1,402,647,697.79/48,771.50
  6. Step 6: Final answer
    x = 28,759.58

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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.