Home / 25,222.43-37,788.28-20,294.39

Finding the Fourth Proportional to 25,222.43, 37,788.28 and 20,294.39

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Solution

The fourth proportional to 25,222.43, 37,788.28 and 20,294.39 is: 30,405.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,222.43 : 37,788.28 = 20,294.39 : x
  2. Step 2: Convert to fraction form
    25,222.43/37,788.28 = 20,294.39/x
  3. Step 3: Cross multiply
    25,222.43x = 37,788.28 × 20,294.39
  4. Step 4: Simplify right side
    25,222.43x = 766,890,091.75
  5. Step 5: Solve for x
    x = 766,890,091.75/25,222.43
  6. Step 6: Final answer
    x = 30,405.08

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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.