Home / 56,673.05-84,954.11-21,108.29

Finding the Fourth Proportional to 56,673.05, 84,954.11 and 21,108.29

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Solution

The fourth proportional to 56,673.05, 84,954.11 and 21,108.29 is: 31,641.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,673.05 : 84,954.11 = 21,108.29 : x
  2. Step 2: Convert to fraction form
    56,673.05/84,954.11 = 21,108.29/x
  3. Step 3: Cross multiply
    56,673.05x = 84,954.11 × 21,108.29
  4. Step 4: Simplify right side
    56,673.05x = 1,793,235,460.26
  5. Step 5: Solve for x
    x = 1,793,235,460.26/56,673.05
  6. Step 6: Final answer
    x = 31,641.77

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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.