Home / 51,622.10-77,402.17-17,877

Finding the Fourth Proportional to 51,622.10, 77,402.17 and 17,877

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Solution

The fourth proportional to 51,622.10, 77,402.17 and 17,877 is: 26,804.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,622.10 : 77,402.17 = 17,877 : x
  2. Step 2: Convert to fraction form
    51,622.10/77,402.17 = 17,877/x
  3. Step 3: Cross multiply
    51,622.10x = 77,402.17 × 17,877
  4. Step 4: Simplify right side
    51,622.10x = 1,383,718,593.09
  5. Step 5: Solve for x
    x = 1,383,718,593.09/51,622.10
  6. Step 6: Final answer
    x = 26,804.77

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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.