Home / 55,294.86-82,944.45-13,742.94

Finding the Fourth Proportional to 55,294.86, 82,944.45 and 13,742.94

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Solution

The fourth proportional to 55,294.86, 82,944.45 and 13,742.94 is: 20,614.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,294.86 : 82,944.45 = 13,742.94 : x
  2. Step 2: Convert to fraction form
    55,294.86/82,944.45 = 13,742.94/x
  3. Step 3: Cross multiply
    55,294.86x = 82,944.45 × 13,742.94
  4. Step 4: Simplify right side
    55,294.86x = 1,139,900,599.68
  5. Step 5: Solve for x
    x = 1,139,900,599.68/55,294.86
  6. Step 6: Final answer
    x = 20,614.95

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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.