Home / 24,455.12-36,668.90-7,811.24

Finding the Fourth Proportional to 24,455.12, 36,668.90 and 7,811.24

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Solution

The fourth proportional to 24,455.12, 36,668.90 and 7,811.24 is: 11,712.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,455.12 : 36,668.90 = 7,811.24 : x
  2. Step 2: Convert to fraction form
    24,455.12/36,668.90 = 7,811.24/x
  3. Step 3: Cross multiply
    24,455.12x = 36,668.90 × 7,811.24
  4. Step 4: Simplify right side
    24,455.12x = 286,429,414.62
  5. Step 5: Solve for x
    x = 286,429,414.62/24,455.12
  6. Step 6: Final answer
    x = 11,712.45

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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.