Home / 22,335.60-33,503.40-21,242.10

Finding the Fourth Proportional to 22,335.60, 33,503.40 and 21,242.10

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Solution

The fourth proportional to 22,335.60, 33,503.40 and 21,242.10 is: 31,863.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,335.60 : 33,503.40 = 21,242.10 : x
  2. Step 2: Convert to fraction form
    22,335.60/33,503.40 = 21,242.10/x
  3. Step 3: Cross multiply
    22,335.60x = 33,503.40 × 21,242.10
  4. Step 4: Simplify right side
    22,335.60x = 711,682,573.14
  5. Step 5: Solve for x
    x = 711,682,573.14/22,335.60
  6. Step 6: Final answer
    x = 31,863.15

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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.