Home / 45,681.28-62,991.68-35,591.84

Finding the Fourth Proportional to 45,681.28, 62,991.68 and 35,591.84

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Solution

The fourth proportional to 45,681.28, 62,991.68 and 35,591.84 is: 49,078.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,681.28 : 62,991.68 = 35,591.84 : x
  2. Step 2: Convert to fraction form
    45,681.28/62,991.68 = 35,591.84/x
  3. Step 3: Cross multiply
    45,681.28x = 62,991.68 × 35,591.84
  4. Step 4: Simplify right side
    45,681.28x = 2,241,989,795.89
  5. Step 5: Solve for x
    x = 2,241,989,795.89/45,681.28
  6. Step 6: Final answer
    x = 49,078.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.