Home / 53,602.20-80,403.30-14,163.30

Finding the Fourth Proportional to 53,602.20, 80,403.30 and 14,163.30

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Solution

The fourth proportional to 53,602.20, 80,403.30 and 14,163.30 is: 21,244.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,602.20 : 80,403.30 = 14,163.30 : x
  2. Step 2: Convert to fraction form
    53,602.20/80,403.30 = 14,163.30/x
  3. Step 3: Cross multiply
    53,602.20x = 80,403.30 × 14,163.30
  4. Step 4: Simplify right side
    53,602.20x = 1,138,776,058.89
  5. Step 5: Solve for x
    x = 1,138,776,058.89/53,602.20
  6. Step 6: Final answer
    x = 21,244.95

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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.