Home / 14,175.52-19,561.04-8,207.56

Finding the Fourth Proportional to 14,175.52, 19,561.04 and 8,207.56

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Solution

The fourth proportional to 14,175.52, 19,561.04 and 8,207.56 is: 11,325.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175.52 : 19,561.04 = 8,207.56 : x
  2. Step 2: Convert to fraction form
    14,175.52/19,561.04 = 8,207.56/x
  3. Step 3: Cross multiply
    14,175.52x = 19,561.04 × 8,207.56
  4. Step 4: Simplify right side
    14,175.52x = 160,548,409.46
  5. Step 5: Solve for x
    x = 160,548,409.46/14,175.52
  6. Step 6: Final answer
    x = 11,325.75

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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.