Home / 45,772.17-68,660.09-14,185.52

Finding the Fourth Proportional to 45,772.17, 68,660.09 and 14,185.52

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Solution

The fourth proportional to 45,772.17, 68,660.09 and 14,185.52 is: 21,278.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,772.17 : 68,660.09 = 14,185.52 : x
  2. Step 2: Convert to fraction form
    45,772.17/68,660.09 = 14,185.52/x
  3. Step 3: Cross multiply
    45,772.17x = 68,660.09 × 14,185.52
  4. Step 4: Simplify right side
    45,772.17x = 973,978,665.67
  5. Step 5: Solve for x
    x = 973,978,665.67/45,772.17
  6. Step 6: Final answer
    x = 21,278.84

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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.