Home / 45,985.62-69,004.64-17,902.05

Finding the Fourth Proportional to 45,985.62, 69,004.64 and 17,902.05

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Solution

The fourth proportional to 45,985.62, 69,004.64 and 17,902.05 is: 26,863.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,985.62 : 69,004.64 = 17,902.05 : x
  2. Step 2: Convert to fraction form
    45,985.62/69,004.64 = 17,902.05/x
  3. Step 3: Cross multiply
    45,985.62x = 69,004.64 × 17,902.05
  4. Step 4: Simplify right side
    45,985.62x = 1,235,324,301.50
  5. Step 5: Solve for x
    x = 1,235,324,301.50/45,985.62
  6. Step 6: Final answer
    x = 26,863.27

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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.