Home / 45,868.38-63,271.48-28,845.62

Finding the Fourth Proportional to 45,868.38, 63,271.48 and 28,845.62

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Solution

The fourth proportional to 45,868.38, 63,271.48 and 28,845.62 is: 39,790.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,868.38 : 63,271.48 = 28,845.62 : x
  2. Step 2: Convert to fraction form
    45,868.38/63,271.48 = 28,845.62/x
  3. Step 3: Cross multiply
    45,868.38x = 63,271.48 × 28,845.62
  4. Step 4: Simplify right side
    45,868.38x = 1,825,105,190.31
  5. Step 5: Solve for x
    x = 1,825,105,190.31/45,868.38
  6. Step 6: Final answer
    x = 39,790.05

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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.