Home / 48,361.32-66,738.33-28,216.62

Finding the Fourth Proportional to 48,361.32, 66,738.33 and 28,216.62

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Solution

The fourth proportional to 48,361.32, 66,738.33 and 28,216.62 is: 38,938.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,361.32 : 66,738.33 = 28,216.62 : x
  2. Step 2: Convert to fraction form
    48,361.32/66,738.33 = 28,216.62/x
  3. Step 3: Cross multiply
    48,361.32x = 66,738.33 × 28,216.62
  4. Step 4: Simplify right side
    48,361.32x = 1,883,130,097.04
  5. Step 5: Solve for x
    x = 1,883,130,097.04/48,361.32
  6. Step 6: Final answer
    x = 38,938.77

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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.