Home / 51,677.80-77,507.82-14,229.54

Finding the Fourth Proportional to 51,677.80, 77,507.82 and 14,229.54

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Solution

The fourth proportional to 51,677.80, 77,507.82 and 14,229.54 is: 21,341.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,677.80 : 77,507.82 = 14,229.54 : x
  2. Step 2: Convert to fraction form
    51,677.80/77,507.82 = 14,229.54/x
  3. Step 3: Cross multiply
    51,677.80x = 77,507.82 × 14,229.54
  4. Step 4: Simplify right side
    51,677.80x = 1,102,900,625.00
  5. Step 5: Solve for x
    x = 1,102,900,625.00/51,677.80
  6. Step 6: Final answer
    x = 21,341.87

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1.5x scale

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.