Home / 45,396.54-62,627.45-28,371.15

Finding the Fourth Proportional to 45,396.54, 62,627.45 and 28,371.15

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Solution

The fourth proportional to 45,396.54, 62,627.45 and 28,371.15 is: 39,139.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,396.54 : 62,627.45 = 28,371.15 : x
  2. Step 2: Convert to fraction form
    45,396.54/62,627.45 = 28,371.15/x
  3. Step 3: Cross multiply
    45,396.54x = 62,627.45 × 28,371.15
  4. Step 4: Simplify right side
    45,396.54x = 1,776,812,636.21
  5. Step 5: Solve for x
    x = 1,776,812,636.21/45,396.54
  6. Step 6: Final answer
    x = 39,139.83

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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.