Home / 20,254.92-27,952.32-11,302.08

Finding the Fourth Proportional to 20,254.92, 27,952.32 and 11,302.08

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Solution

The fourth proportional to 20,254.92, 27,952.32 and 11,302.08 is: 15,597.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,254.92 : 27,952.32 = 11,302.08 : x
  2. Step 2: Convert to fraction form
    20,254.92/27,952.32 = 11,302.08/x
  3. Step 3: Cross multiply
    20,254.92x = 27,952.32 × 11,302.08
  4. Step 4: Simplify right side
    20,254.92x = 315,919,356.83
  5. Step 5: Solve for x
    x = 315,919,356.83/20,254.92
  6. Step 6: Final answer
    x = 15,597.17

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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.