Home / 40,774.28-61,150.35-11,185.11

Finding the Fourth Proportional to 40,774.28, 61,150.35 and 11,185.11

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Solution

The fourth proportional to 40,774.28, 61,150.35 and 11,185.11 is: 16,774.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,774.28 : 61,150.35 = 11,185.11 : x
  2. Step 2: Convert to fraction form
    40,774.28/61,150.35 = 11,185.11/x
  3. Step 3: Cross multiply
    40,774.28x = 61,150.35 × 11,185.11
  4. Step 4: Simplify right side
    40,774.28x = 683,973,488.24
  5. Step 5: Solve for x
    x = 683,973,488.24/40,774.28
  6. Step 6: Final answer
    x = 16,774.63

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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.