Home / 52,046.81-78,082.66-16,986.53

Finding the Fourth Proportional to 52,046.81, 78,082.66 and 16,986.53

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Solution

The fourth proportional to 52,046.81, 78,082.66 and 16,986.53 is: 25,483.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,046.81 : 78,082.66 = 16,986.53 : x
  2. Step 2: Convert to fraction form
    52,046.81/78,082.66 = 16,986.53/x
  3. Step 3: Cross multiply
    52,046.81x = 78,082.66 × 16,986.53
  4. Step 4: Simplify right side
    52,046.81x = 1,326,353,361.64
  5. Step 5: Solve for x
    x = 1,326,353,361.64/52,046.81
  6. Step 6: Final answer
    x = 25,483.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.