Home / 45,936.81-63,399.68-28,042.19

Finding the Fourth Proportional to 45,936.81, 63,399.68 and 28,042.19

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Solution

The fourth proportional to 45,936.81, 63,399.68 and 28,042.19 is: 38,702.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,936.81 : 63,399.68 = 28,042.19 : x
  2. Step 2: Convert to fraction form
    45,936.81/63,399.68 = 28,042.19/x
  3. Step 3: Cross multiply
    45,936.81x = 63,399.68 × 28,042.19
  4. Step 4: Simplify right side
    45,936.81x = 1,777,865,872.50
  5. Step 5: Solve for x
    x = 1,777,865,872.50/45,936.81
  6. Step 6: Final answer
    x = 38,702.42

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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.