Home / 53,555.48-80,332.77-16,115.36

Finding the Fourth Proportional to 53,555.48, 80,332.77 and 16,115.36

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Solution

The fourth proportional to 53,555.48, 80,332.77 and 16,115.36 is: 24,172.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,555.48 : 80,332.77 = 16,115.36 : x
  2. Step 2: Convert to fraction form
    53,555.48/80,332.77 = 16,115.36/x
  3. Step 3: Cross multiply
    53,555.48x = 80,332.77 × 16,115.36
  4. Step 4: Simplify right side
    53,555.48x = 1,294,591,508.35
  5. Step 5: Solve for x
    x = 1,294,591,508.35/53,555.48
  6. Step 6: Final answer
    x = 24,172.90

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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.