Home / 22,149.52-30,558.67-14,196.13

Finding the Fourth Proportional to 22,149.52, 30,558.67 and 14,196.13

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Solution

The fourth proportional to 22,149.52, 30,558.67 and 14,196.13 is: 19,585.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,149.52 : 30,558.67 = 14,196.13 : x
  2. Step 2: Convert to fraction form
    22,149.52/30,558.67 = 14,196.13/x
  3. Step 3: Cross multiply
    22,149.52x = 30,558.67 × 14,196.13
  4. Step 4: Simplify right side
    22,149.52x = 433,814,740.06
  5. Step 5: Solve for x
    x = 433,814,740.06/22,149.52
  6. Step 6: Final answer
    x = 19,585.74

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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.