Home / 49,138.76-73,697.34-19,551.08

Finding the Fourth Proportional to 49,138.76, 73,697.34 and 19,551.08

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Solution

The fourth proportional to 49,138.76, 73,697.34 and 19,551.08 is: 29,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,138.76 : 73,697.34 = 19,551.08 : x
  2. Step 2: Convert to fraction form
    49,138.76/73,697.34 = 19,551.08/x
  3. Step 3: Cross multiply
    49,138.76x = 73,697.34 × 19,551.08
  4. Step 4: Simplify right side
    49,138.76x = 1,440,862,590.13
  5. Step 5: Solve for x
    x = 1,440,862,590.13/49,138.76
  6. Step 6: Final answer
    x = 29,322.32

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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.