Home / 51,515.31-77,260.80-14,066.46

Finding the Fourth Proportional to 51,515.31, 77,260.80 and 14,066.46

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Solution

The fourth proportional to 51,515.31, 77,260.80 and 14,066.46 is: 21,096.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,515.31 : 77,260.80 = 14,066.46 : x
  2. Step 2: Convert to fraction form
    51,515.31/77,260.80 = 14,066.46/x
  3. Step 3: Cross multiply
    51,515.31x = 77,260.80 × 14,066.46
  4. Step 4: Simplify right side
    51,515.31x = 1,086,785,952.77
  5. Step 5: Solve for x
    x = 1,086,785,952.77/51,515.31
  6. Step 6: Final answer
    x = 21,096.37

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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.