Home / 53,489.61-80,238.06-14,046.66

Finding the Fourth Proportional to 53,489.61, 80,238.06 and 14,046.66

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Solution

The fourth proportional to 53,489.61, 80,238.06 and 14,046.66 is: 21,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,489.61 : 80,238.06 = 14,046.66 : x
  2. Step 2: Convert to fraction form
    53,489.61/80,238.06 = 14,046.66/x
  3. Step 3: Cross multiply
    53,489.61x = 80,238.06 × 14,046.66
  4. Step 4: Simplify right side
    53,489.61x = 1,127,076,747.88
  5. Step 5: Solve for x
    x = 1,127,076,747.88/53,489.61
  6. Step 6: Final answer
    x = 21,070.95

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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.