Home / 14,195.85-19,588.80-8,744.07

Finding the Fourth Proportional to 14,195.85, 19,588.80 and 8,744.07

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Solution

The fourth proportional to 14,195.85, 19,588.80 and 8,744.07 is: 12,065.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,195.85 : 19,588.80 = 8,744.07 : x
  2. Step 2: Convert to fraction form
    14,195.85/19,588.80 = 8,744.07/x
  3. Step 3: Cross multiply
    14,195.85x = 19,588.80 × 8,744.07
  4. Step 4: Simplify right side
    14,195.85x = 171,285,838.42
  5. Step 5: Solve for x
    x = 171,285,838.42/14,195.85
  6. Step 6: Final answer
    x = 12,065.91

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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.