Home / 45,434.58-68,162.66-14,269.84

Finding the Fourth Proportional to 45,434.58, 68,162.66 and 14,269.84

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Solution

The fourth proportional to 45,434.58, 68,162.66 and 14,269.84 is: 21,408.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,434.58 : 68,162.66 = 14,269.84 : x
  2. Step 2: Convert to fraction form
    45,434.58/68,162.66 = 14,269.84/x
  3. Step 3: Cross multiply
    45,434.58x = 68,162.66 × 14,269.84
  4. Step 4: Simplify right side
    45,434.58x = 972,670,252.17
  5. Step 5: Solve for x
    x = 972,670,252.17/45,434.58
  6. Step 6: Final answer
    x = 21,408.15

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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.