Home / 22,237.60-33,394.80-21,546.40

Finding the Fourth Proportional to 22,237.60, 33,394.80 and 21,546.40

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Solution

The fourth proportional to 22,237.60, 33,394.80 and 21,546.40 is: 32,356.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,237.60 : 33,394.80 = 21,546.40 : x
  2. Step 2: Convert to fraction form
    22,237.60/33,394.80 = 21,546.40/x
  3. Step 3: Cross multiply
    22,237.60x = 33,394.80 × 21,546.40
  4. Step 4: Simplify right side
    22,237.60x = 719,537,718.72
  5. Step 5: Solve for x
    x = 719,537,718.72/22,237.60
  6. Step 6: Final answer
    x = 32,356.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.