Home / 45,722.88-68,583.36-14,557.44

Finding the Fourth Proportional to 45,722.88, 68,583.36 and 14,557.44

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Solution

The fourth proportional to 45,722.88, 68,583.36 and 14,557.44 is: 21,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,722.88 : 68,583.36 = 14,557.44 : x
  2. Step 2: Convert to fraction form
    45,722.88/68,583.36 = 14,557.44/x
  3. Step 3: Cross multiply
    45,722.88x = 68,583.36 × 14,557.44
  4. Step 4: Simplify right side
    45,722.88x = 998,398,148.20
  5. Step 5: Solve for x
    x = 998,398,148.20/45,722.88
  6. Step 6: Final answer
    x = 21,835.85

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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.