Home / 53,664.10-80,501.66-14,221.22

Finding the Fourth Proportional to 53,664.10, 80,501.66 and 14,221.22

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Solution

The fourth proportional to 53,664.10, 80,501.66 and 14,221.22 is: 21,333.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,664.10 : 80,501.66 = 14,221.22 : x
  2. Step 2: Convert to fraction form
    53,664.10/80,501.66 = 14,221.22/x
  3. Step 3: Cross multiply
    53,664.10x = 80,501.66 × 14,221.22
  4. Step 4: Simplify right side
    53,664.10x = 1,144,831,396.94
  5. Step 5: Solve for x
    x = 1,144,831,396.94/53,664.10
  6. Step 6: Final answer
    x = 21,333.28

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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.