Home / 55,983.60-83,955.96-16,530.12

Finding the Fourth Proportional to 55,983.60, 83,955.96 and 16,530.12

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Solution

The fourth proportional to 55,983.60, 83,955.96 and 16,530.12 is: 24,789.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,983.60 : 83,955.96 = 16,530.12 : x
  2. Step 2: Convert to fraction form
    55,983.60/83,955.96 = 16,530.12/x
  3. Step 3: Cross multiply
    55,983.60x = 83,955.96 × 16,530.12
  4. Step 4: Simplify right side
    55,983.60x = 1,387,802,093.52
  5. Step 5: Solve for x
    x = 1,387,802,093.52/55,983.60
  6. Step 6: Final answer
    x = 24,789.44

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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.