Home / 13,042.35-19,565.07-4,154.55

Finding the Fourth Proportional to 13,042.35, 19,565.07 and 4,154.55

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Solution

The fourth proportional to 13,042.35, 19,565.07 and 4,154.55 is: 6,232.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.35 : 19,565.07 = 4,154.55 : x
  2. Step 2: Convert to fraction form
    13,042.35/19,565.07 = 4,154.55/x
  3. Step 3: Cross multiply
    13,042.35x = 19,565.07 × 4,154.55
  4. Step 4: Simplify right side
    13,042.35x = 81,284,110.48
  5. Step 5: Solve for x
    x = 81,284,110.48/13,042.35
  6. Step 6: Final answer
    x = 6,232.32

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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.