Home / 54,626.81-75,384.78-30,753.53

Finding the Fourth Proportional to 54,626.81, 75,384.78 and 30,753.53

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Solution

The fourth proportional to 54,626.81, 75,384.78 and 30,753.53 is: 42,439.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,626.81 : 75,384.78 = 30,753.53 : x
  2. Step 2: Convert to fraction form
    54,626.81/75,384.78 = 30,753.53/x
  3. Step 3: Cross multiply
    54,626.81x = 75,384.78 × 30,753.53
  4. Step 4: Simplify right side
    54,626.81x = 2,318,348,093.27
  5. Step 5: Solve for x
    x = 2,318,348,093.27/54,626.81
  6. Step 6: Final answer
    x = 42,439.75

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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.