Home / 14,131.08-19,500.96-8,828.97

Finding the Fourth Proportional to 14,131.08, 19,500.96 and 8,828.97

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Solution

The fourth proportional to 14,131.08, 19,500.96 and 8,828.97 is: 12,184.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,131.08 : 19,500.96 = 8,828.97 : x
  2. Step 2: Convert to fraction form
    14,131.08/19,500.96 = 8,828.97/x
  3. Step 3: Cross multiply
    14,131.08x = 19,500.96 × 8,828.97
  4. Step 4: Simplify right side
    14,131.08x = 172,173,423.92
  5. Step 5: Solve for x
    x = 172,173,423.92/14,131.08
  6. Step 6: Final answer
    x = 12,184.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.