Home / 20,048.64-27,667.26-11,095.95

Finding the Fourth Proportional to 20,048.64, 27,667.26 and 11,095.95

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Solution

The fourth proportional to 20,048.64, 27,667.26 and 11,095.95 is: 15,312.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,048.64 : 27,667.26 = 11,095.95 : x
  2. Step 2: Convert to fraction form
    20,048.64/27,667.26 = 11,095.95/x
  3. Step 3: Cross multiply
    20,048.64x = 27,667.26 × 11,095.95
  4. Step 4: Simplify right side
    20,048.64x = 306,994,505.02
  5. Step 5: Solve for x
    x = 306,994,505.02/20,048.64
  6. Step 6: Final answer
    x = 15,312.49

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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.