Home / 45,977.43-63,455.72-28,082.73

Finding the Fourth Proportional to 45,977.43, 63,455.72 and 28,082.73

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Solution

The fourth proportional to 45,977.43, 63,455.72 and 28,082.73 is: 38,758.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,977.43 : 63,455.72 = 28,082.73 : x
  2. Step 2: Convert to fraction form
    45,977.43/63,455.72 = 28,082.73/x
  3. Step 3: Cross multiply
    45,977.43x = 63,455.72 × 28,082.73
  4. Step 4: Simplify right side
    45,977.43x = 1,782,009,711.30
  5. Step 5: Solve for x
    x = 1,782,009,711.30/45,977.43
  6. Step 6: Final answer
    x = 38,758.36

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1.5x scale

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.