Home / 53,655.14-80,484.23-14,212.25

Finding the Fourth Proportional to 53,655.14, 80,484.23 and 14,212.25

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Solution

The fourth proportional to 53,655.14, 80,484.23 and 14,212.25 is: 21,318.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,655.14 : 80,484.23 = 14,212.25 : x
  2. Step 2: Convert to fraction form
    53,655.14/80,484.23 = 14,212.25/x
  3. Step 3: Cross multiply
    53,655.14x = 80,484.23 × 14,212.25
  4. Step 4: Simplify right side
    53,655.14x = 1,143,862,127.97
  5. Step 5: Solve for x
    x = 1,143,862,127.97/53,655.14
  6. Step 6: Final answer
    x = 21,318.78

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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.