Home / 25,187.22-37,780.74-12,036.42

Finding the Fourth Proportional to 25,187.22, 37,780.74 and 12,036.42

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Solution

The fourth proportional to 25,187.22, 37,780.74 and 12,036.42 is: 18,054.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,187.22 : 37,780.74 = 12,036.42 : x
  2. Step 2: Convert to fraction form
    25,187.22/37,780.74 = 12,036.42/x
  3. Step 3: Cross multiply
    25,187.22x = 37,780.74 × 12,036.42
  4. Step 4: Simplify right side
    25,187.22x = 454,744,854.55
  5. Step 5: Solve for x
    x = 454,744,854.55/25,187.22
  6. Step 6: Final answer
    x = 18,054.59

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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.