Home / 14,150.50-19,528.09-8,486.17

Finding the Fourth Proportional to 14,150.50, 19,528.09 and 8,486.17

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Solution

The fourth proportional to 14,150.50, 19,528.09 and 8,486.17 is: 11,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150.50 : 19,528.09 = 8,486.17 : x
  2. Step 2: Convert to fraction form
    14,150.50/19,528.09 = 8,486.17/x
  3. Step 3: Cross multiply
    14,150.50x = 19,528.09 × 8,486.17
  4. Step 4: Simplify right side
    14,150.50x = 165,718,621.48
  5. Step 5: Solve for x
    x = 165,718,621.48/14,150.50
  6. Step 6: Final answer
    x = 11,711.15

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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.