Home / 45,640.48-68,465.04-17,932

Finding the Fourth Proportional to 45,640.48, 68,465.04 and 17,932

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Solution

The fourth proportional to 45,640.48, 68,465.04 and 17,932 is: 26,899.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,640.48 : 68,465.04 = 17,932 : x
  2. Step 2: Convert to fraction form
    45,640.48/68,465.04 = 17,932/x
  3. Step 3: Cross multiply
    45,640.48x = 68,465.04 × 17,932
  4. Step 4: Simplify right side
    45,640.48x = 1,227,715,097.28
  5. Step 5: Solve for x
    x = 1,227,715,097.28/45,640.48
  6. Step 6: Final answer
    x = 26,899.70

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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.