Home / 37,703.40-56,531.88-12,741.09

Finding the Fourth Proportional to 37,703.40, 56,531.88 and 12,741.09

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Solution

The fourth proportional to 37,703.40, 56,531.88 and 12,741.09 is: 19,103.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,703.40 : 56,531.88 = 12,741.09 : x
  2. Step 2: Convert to fraction form
    37,703.40/56,531.88 = 12,741.09/x
  3. Step 3: Cross multiply
    37,703.40x = 56,531.88 × 12,741.09
  4. Step 4: Simplify right side
    37,703.40x = 720,277,770.95
  5. Step 5: Solve for x
    x = 720,277,770.95/37,703.40
  6. Step 6: Final answer
    x = 19,103.79

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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.