Home / 57,688.13-79,616.87-33,483.89

Finding the Fourth Proportional to 57,688.13, 79,616.87 and 33,483.89

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Solution

The fourth proportional to 57,688.13, 79,616.87 and 33,483.89 is: 46,211.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,688.13 : 79,616.87 = 33,483.89 : x
  2. Step 2: Convert to fraction form
    57,688.13/79,616.87 = 33,483.89/x
  3. Step 3: Cross multiply
    57,688.13x = 79,616.87 × 33,483.89
  4. Step 4: Simplify right side
    57,688.13x = 2,665,882,517.22
  5. Step 5: Solve for x
    x = 2,665,882,517.22/57,688.13
  6. Step 6: Final answer
    x = 46,211.98

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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.