Home / 49,419.72-74,130.48-17,832.15

Finding the Fourth Proportional to 49,419.72, 74,130.48 and 17,832.15

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Solution

The fourth proportional to 49,419.72, 74,130.48 and 17,832.15 is: 26,748.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,419.72 : 74,130.48 = 17,832.15 : x
  2. Step 2: Convert to fraction form
    49,419.72/74,130.48 = 17,832.15/x
  3. Step 3: Cross multiply
    49,419.72x = 74,130.48 × 17,832.15
  4. Step 4: Simplify right side
    49,419.72x = 1,321,905,838.93
  5. Step 5: Solve for x
    x = 1,321,905,838.93/49,419.72
  6. Step 6: Final answer
    x = 26,748.55

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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.