Home / 45,974.93-68,955.64-14,377.64

Finding the Fourth Proportional to 45,974.93, 68,955.64 and 14,377.64

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Solution

The fourth proportional to 45,974.93, 68,955.64 and 14,377.64 is: 21,564.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,974.93 : 68,955.64 = 14,377.64 : x
  2. Step 2: Convert to fraction form
    45,974.93/68,955.64 = 14,377.64/x
  3. Step 3: Cross multiply
    45,974.93x = 68,955.64 × 14,377.64
  4. Step 4: Simplify right side
    45,974.93x = 991,418,987.17
  5. Step 5: Solve for x
    x = 991,418,987.17/45,974.93
  6. Step 6: Final answer
    x = 21,564.34

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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.