Home / 48,868.53-67,445.83-30,965.22

Finding the Fourth Proportional to 48,868.53, 67,445.83 and 30,965.22

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Solution

The fourth proportional to 48,868.53, 67,445.83 and 30,965.22 is: 42,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,868.53 : 67,445.83 = 30,965.22 : x
  2. Step 2: Convert to fraction form
    48,868.53/67,445.83 = 30,965.22/x
  3. Step 3: Cross multiply
    48,868.53x = 67,445.83 × 30,965.22
  4. Step 4: Simplify right side
    48,868.53x = 2,088,474,964.03
  5. Step 5: Solve for x
    x = 2,088,474,964.03/48,868.53
  6. Step 6: Final answer
    x = 42,736.60

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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.