Home / 22,177.32-30,604.69-15,116.07

Finding the Fourth Proportional to 22,177.32, 30,604.69 and 15,116.07

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Solution

The fourth proportional to 22,177.32, 30,604.69 and 15,116.07 is: 20,860.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,177.32 : 30,604.69 = 15,116.07 : x
  2. Step 2: Convert to fraction form
    22,177.32/30,604.69 = 15,116.07/x
  3. Step 3: Cross multiply
    22,177.32x = 30,604.69 × 15,116.07
  4. Step 4: Simplify right side
    22,177.32x = 462,622,636.37
  5. Step 5: Solve for x
    x = 462,622,636.37/22,177.32
  6. Step 6: Final answer
    x = 20,860.17

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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.