Home / 45,865.33-63,267.28-28,842.57

Finding the Fourth Proportional to 45,865.33, 63,267.28 and 28,842.57

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Solution

The fourth proportional to 45,865.33, 63,267.28 and 28,842.57 is: 39,785.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,865.33 : 63,267.28 = 28,842.57 : x
  2. Step 2: Convert to fraction form
    45,865.33/63,267.28 = 28,842.57/x
  3. Step 3: Cross multiply
    45,865.33x = 63,267.28 × 28,842.57
  4. Step 4: Simplify right side
    45,865.33x = 1,824,790,807.90
  5. Step 5: Solve for x
    x = 1,824,790,807.90/45,865.33
  6. Step 6: Final answer
    x = 39,785.84

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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.