Home / 45,591.93-68,390.33-14,424.75

Finding the Fourth Proportional to 45,591.93, 68,390.33 and 14,424.75

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Solution

The fourth proportional to 45,591.93, 68,390.33 and 14,424.75 is: 21,637.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,591.93 : 68,390.33 = 14,424.75 : x
  2. Step 2: Convert to fraction form
    45,591.93/68,390.33 = 14,424.75/x
  3. Step 3: Cross multiply
    45,591.93x = 68,390.33 × 14,424.75
  4. Step 4: Simplify right side
    45,591.93x = 986,513,340.54
  5. Step 5: Solve for x
    x = 986,513,340.54/45,591.93
  6. Step 6: Final answer
    x = 21,637.89

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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.