Home / 22,017.17-30,382.84-11,945.27

Finding the Fourth Proportional to 22,017.17, 30,382.84 and 11,945.27

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Solution

The fourth proportional to 22,017.17, 30,382.84 and 11,945.27 is: 16,484.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017.17 : 30,382.84 = 11,945.27 : x
  2. Step 2: Convert to fraction form
    22,017.17/30,382.84 = 11,945.27/x
  3. Step 3: Cross multiply
    22,017.17x = 30,382.84 × 11,945.27
  4. Step 4: Simplify right side
    22,017.17x = 362,931,227.17
  5. Step 5: Solve for x
    x = 362,931,227.17/22,017.17
  6. Step 6: Final answer
    x = 16,484.01

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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.