Home / 45,049.41-67,583.66-13,461.93

Finding the Fourth Proportional to 45,049.41, 67,583.66 and 13,461.93

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Solution

The fourth proportional to 45,049.41, 67,583.66 and 13,461.93 is: 20,195.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,049.41 : 67,583.66 = 13,461.93 : x
  2. Step 2: Convert to fraction form
    45,049.41/67,583.66 = 13,461.93/x
  3. Step 3: Cross multiply
    45,049.41x = 67,583.66 × 13,461.93
  4. Step 4: Simplify right side
    45,049.41x = 909,806,432.75
  5. Step 5: Solve for x
    x = 909,806,432.75/45,049.41
  6. Step 6: Final answer
    x = 20,195.75

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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.