Home / 51,914.13-77,884.20-14,978.13

Finding the Fourth Proportional to 51,914.13, 77,884.20 and 14,978.13

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Solution

The fourth proportional to 51,914.13, 77,884.20 and 14,978.13 is: 22,470.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,914.13 : 77,884.20 = 14,978.13 : x
  2. Step 2: Convert to fraction form
    51,914.13/77,884.20 = 14,978.13/x
  3. Step 3: Cross multiply
    51,914.13x = 77,884.20 × 14,978.13
  4. Step 4: Simplify right side
    51,914.13x = 1,166,559,672.55
  5. Step 5: Solve for x
    x = 1,166,559,672.55/51,914.13
  6. Step 6: Final answer
    x = 22,470.95

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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.