Home / 55,195.62-82,774.28-15,742.14

Finding the Fourth Proportional to 55,195.62, 82,774.28 and 15,742.14

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Solution

The fourth proportional to 55,195.62, 82,774.28 and 15,742.14 is: 23,607.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,195.62 : 82,774.28 = 15,742.14 : x
  2. Step 2: Convert to fraction form
    55,195.62/82,774.28 = 15,742.14/x
  3. Step 3: Cross multiply
    55,195.62x = 82,774.28 × 15,742.14
  4. Step 4: Simplify right side
    55,195.62x = 1,303,044,033.11
  5. Step 5: Solve for x
    x = 1,303,044,033.11/55,195.62
  6. Step 6: Final answer
    x = 23,607.74

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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.