Home / 47,977.92-66,209.64-26,758.56

Finding the Fourth Proportional to 47,977.92, 66,209.64 and 26,758.56

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Solution

The fourth proportional to 47,977.92, 66,209.64 and 26,758.56 is: 36,926.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,977.92 : 66,209.64 = 26,758.56 : x
  2. Step 2: Convert to fraction form
    47,977.92/66,209.64 = 26,758.56/x
  3. Step 3: Cross multiply
    47,977.92x = 66,209.64 × 26,758.56
  4. Step 4: Simplify right side
    47,977.92x = 1,771,674,624.52
  5. Step 5: Solve for x
    x = 1,771,674,624.52/47,977.92
  6. Step 6: Final answer
    x = 36,926.87

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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.