Home / 22,170.41-33,125.71-21,395.24

Finding the Fourth Proportional to 22,170.41, 33,125.71 and 21,395.24

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Solution

The fourth proportional to 22,170.41, 33,125.71 and 21,395.24 is: 31,967.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,170.41 : 33,125.71 = 21,395.24 : x
  2. Step 2: Convert to fraction form
    22,170.41/33,125.71 = 21,395.24/x
  3. Step 3: Cross multiply
    22,170.41x = 33,125.71 × 21,395.24
  4. Step 4: Simplify right side
    22,170.41x = 708,732,515.62
  5. Step 5: Solve for x
    x = 708,732,515.62/22,170.41
  6. Step 6: Final answer
    x = 31,967.50

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.