Home / 53,705.13-80,551.50-14,265.42

Finding the Fourth Proportional to 53,705.13, 80,551.50 and 14,265.42

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Solution

The fourth proportional to 53,705.13, 80,551.50 and 14,265.42 is: 21,396.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,705.13 : 80,551.50 = 14,265.42 : x
  2. Step 2: Convert to fraction form
    53,705.13/80,551.50 = 14,265.42/x
  3. Step 3: Cross multiply
    53,705.13x = 80,551.50 × 14,265.42
  4. Step 4: Simplify right side
    53,705.13x = 1,149,100,979.13
  5. Step 5: Solve for x
    x = 1,149,100,979.13/53,705.13
  6. Step 6: Final answer
    x = 21,396.48

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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.