Home / 56,670.05-84,949.62-21,105.27

Finding the Fourth Proportional to 56,670.05, 84,949.62 and 21,105.27

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Solution

The fourth proportional to 56,670.05, 84,949.62 and 21,105.27 is: 31,637.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,670.05 : 84,949.62 = 21,105.27 : x
  2. Step 2: Convert to fraction form
    56,670.05/84,949.62 = 21,105.27/x
  3. Step 3: Cross multiply
    56,670.05x = 84,949.62 × 21,105.27
  4. Step 4: Simplify right side
    56,670.05x = 1,792,884,666.50
  5. Step 5: Solve for x
    x = 1,792,884,666.50/56,670.05
  6. Step 6: Final answer
    x = 31,637.26

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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.