Home / 51,546.07-77,319.45-14,105.31

Finding the Fourth Proportional to 51,546.07, 77,319.45 and 14,105.31

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Solution

The fourth proportional to 51,546.07, 77,319.45 and 14,105.31 is: 21,158.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,546.07 : 77,319.45 = 14,105.31 : x
  2. Step 2: Convert to fraction form
    51,546.07/77,319.45 = 14,105.31/x
  3. Step 3: Cross multiply
    51,546.07x = 77,319.45 × 14,105.31
  4. Step 4: Simplify right side
    51,546.07x = 1,090,614,811.28
  5. Step 5: Solve for x
    x = 1,090,614,811.28/51,546.07
  6. Step 6: Final answer
    x = 21,158.06

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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.