Home / 48,738.66-73,110.57-13,681.05

Finding the Fourth Proportional to 48,738.66, 73,110.57 and 13,681.05

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Solution

The fourth proportional to 48,738.66, 73,110.57 and 13,681.05 is: 20,522.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,738.66 : 73,110.57 = 13,681.05 : x
  2. Step 2: Convert to fraction form
    48,738.66/73,110.57 = 13,681.05/x
  3. Step 3: Cross multiply
    48,738.66x = 73,110.57 × 13,681.05
  4. Step 4: Simplify right side
    48,738.66x = 1,000,229,564.91
  5. Step 5: Solve for x
    x = 1,000,229,564.91/48,738.66
  6. Step 6: Final answer
    x = 20,522.30

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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.