Home / 48,771.79-73,157.69-13,711.45

Finding the Fourth Proportional to 48,771.79, 73,157.69 and 13,711.45

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Solution

The fourth proportional to 48,771.79, 73,157.69 and 13,711.45 is: 20,567.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,771.79 : 73,157.69 = 13,711.45 : x
  2. Step 2: Convert to fraction form
    48,771.79/73,157.69 = 13,711.45/x
  3. Step 3: Cross multiply
    48,771.79x = 73,157.69 × 13,711.45
  4. Step 4: Simplify right side
    48,771.79x = 1,003,098,008.55
  5. Step 5: Solve for x
    x = 1,003,098,008.55/48,771.79
  6. Step 6: Final answer
    x = 20,567.18

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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.