Home / 19,062.72-28,590.60-7,966.44

Finding the Fourth Proportional to 19,062.72, 28,590.60 and 7,966.44

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Solution

The fourth proportional to 19,062.72, 28,590.60 and 7,966.44 is: 11,948.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,062.72 : 28,590.60 = 7,966.44 : x
  2. Step 2: Convert to fraction form
    19,062.72/28,590.60 = 7,966.44/x
  3. Step 3: Cross multiply
    19,062.72x = 28,590.60 × 7,966.44
  4. Step 4: Simplify right side
    19,062.72x = 227,765,299.46
  5. Step 5: Solve for x
    x = 227,765,299.46/19,062.72
  6. Step 6: Final answer
    x = 11,948.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.