Home / 45,602.31-68,405.41-14,013.61

Finding the Fourth Proportional to 45,602.31, 68,405.41 and 14,013.61

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Solution

The fourth proportional to 45,602.31, 68,405.41 and 14,013.61 is: 21,021.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,602.31 : 68,405.41 = 14,013.61 : x
  2. Step 2: Convert to fraction form
    45,602.31/68,405.41 = 14,013.61/x
  3. Step 3: Cross multiply
    45,602.31x = 68,405.41 × 14,013.61
  4. Step 4: Simplify right side
    45,602.31x = 958,606,584.13
  5. Step 5: Solve for x
    x = 958,606,584.13/45,602.31
  6. Step 6: Final answer
    x = 21,021.01

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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.