Home / 19,057.94-28,586.91-8,672.66

Finding the Fourth Proportional to 19,057.94, 28,586.91 and 8,672.66

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Solution

The fourth proportional to 19,057.94, 28,586.91 and 8,672.66 is: 13,008.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,057.94 : 28,586.91 = 8,672.66 : x
  2. Step 2: Convert to fraction form
    19,057.94/28,586.91 = 8,672.66/x
  3. Step 3: Cross multiply
    19,057.94x = 28,586.91 × 8,672.66
  4. Step 4: Simplify right side
    19,057.94x = 247,924,550.88
  5. Step 5: Solve for x
    x = 247,924,550.88/19,057.94
  6. Step 6: Final answer
    x = 13,008.99

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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.