Home / 19,565.56-29,350.62-7,091.46

Finding the Fourth Proportional to 19,565.56, 29,350.62 and 7,091.46

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Solution

The fourth proportional to 19,565.56, 29,350.62 and 7,091.46 is: 10,638.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,565.56 : 29,350.62 = 7,091.46 : x
  2. Step 2: Convert to fraction form
    19,565.56/29,350.62 = 7,091.46/x
  3. Step 3: Cross multiply
    19,565.56x = 29,350.62 × 7,091.46
  4. Step 4: Simplify right side
    19,565.56x = 208,138,747.71
  5. Step 5: Solve for x
    x = 208,138,747.71/19,565.56
  6. Step 6: Final answer
    x = 10,638.02

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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.