Home / 51,631.88-77,450.70-14,693

Finding the Fourth Proportional to 51,631.88, 77,450.70 and 14,693

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Solution

The fourth proportional to 51,631.88, 77,450.70 and 14,693 is: 22,040.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,631.88 : 77,450.70 = 14,693 : x
  2. Step 2: Convert to fraction form
    51,631.88/77,450.70 = 14,693/x
  3. Step 3: Cross multiply
    51,631.88x = 77,450.70 × 14,693
  4. Step 4: Simplify right side
    51,631.88x = 1,137,983,135.10
  5. Step 5: Solve for x
    x = 1,137,983,135.10/51,631.88
  6. Step 6: Final answer
    x = 22,040.32

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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.