Home / 22,266.27-30,730.11-13,774.03

Finding the Fourth Proportional to 22,266.27, 30,730.11 and 13,774.03

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Solution

The fourth proportional to 22,266.27, 30,730.11 and 13,774.03 is: 19,009.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266.27 : 30,730.11 = 13,774.03 : x
  2. Step 2: Convert to fraction form
    22,266.27/30,730.11 = 13,774.03/x
  3. Step 3: Cross multiply
    22,266.27x = 30,730.11 × 13,774.03
  4. Step 4: Simplify right side
    22,266.27x = 423,277,457.04
  5. Step 5: Solve for x
    x = 423,277,457.04/22,266.27
  6. Step 6: Final answer
    x = 19,009.81

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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.