Home / 19,155.21-28,733.11-6,007.69

Finding the Fourth Proportional to 19,155.21, 28,733.11 and 6,007.69

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Solution

The fourth proportional to 19,155.21, 28,733.11 and 6,007.69 is: 9,011.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,155.21 : 28,733.11 = 6,007.69 : x
  2. Step 2: Convert to fraction form
    19,155.21/28,733.11 = 6,007.69/x
  3. Step 3: Cross multiply
    19,155.21x = 28,733.11 × 6,007.69
  4. Step 4: Simplify right side
    19,155.21x = 172,619,617.62
  5. Step 5: Solve for x
    x = 172,619,617.62/19,155.21
  6. Step 6: Final answer
    x = 9,011.63

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1.5x scale

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.