Home / 48,440.96-66,856.54-28,297.78

Finding the Fourth Proportional to 48,440.96, 66,856.54 and 28,297.78

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Solution

The fourth proportional to 48,440.96, 66,856.54 and 28,297.78 is: 39,055.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,440.96 : 66,856.54 = 28,297.78 : x
  2. Step 2: Convert to fraction form
    48,440.96/66,856.54 = 28,297.78/x
  3. Step 3: Cross multiply
    48,440.96x = 66,856.54 × 28,297.78
  4. Step 4: Simplify right side
    48,440.96x = 1,891,891,660.48
  5. Step 5: Solve for x
    x = 1,891,891,660.48/48,440.96
  6. Step 6: Final answer
    x = 39,055.62

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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.