Home / 45,559.14-68,338.31-14,394.39

Finding the Fourth Proportional to 45,559.14, 68,338.31 and 14,394.39

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Solution

The fourth proportional to 45,559.14, 68,338.31 and 14,394.39 is: 21,591.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,559.14 : 68,338.31 = 14,394.39 : x
  2. Step 2: Convert to fraction form
    45,559.14/68,338.31 = 14,394.39/x
  3. Step 3: Cross multiply
    45,559.14x = 68,338.31 × 14,394.39
  4. Step 4: Simplify right side
    45,559.14x = 983,688,214.11
  5. Step 5: Solve for x
    x = 983,688,214.11/45,559.14
  6. Step 6: Final answer
    x = 21,591.46

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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.