Home / 14,100.70-19,458.45-8,132.62

Finding the Fourth Proportional to 14,100.70, 19,458.45 and 8,132.62

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Solution

The fourth proportional to 14,100.70, 19,458.45 and 8,132.62 is: 11,222.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.70 : 19,458.45 = 8,132.62 : x
  2. Step 2: Convert to fraction form
    14,100.70/19,458.45 = 8,132.62/x
  3. Step 3: Cross multiply
    14,100.70x = 19,458.45 × 8,132.62
  4. Step 4: Simplify right side
    14,100.70x = 158,248,179.64
  5. Step 5: Solve for x
    x = 158,248,179.64/14,100.70
  6. Step 6: Final answer
    x = 11,222.72

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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.