Home / 37,007.30-55,498.80-13,630.70

Finding the Fourth Proportional to 37,007.30, 55,498.80 and 13,630.70

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Solution

The fourth proportional to 37,007.30, 55,498.80 and 13,630.70 is: 20,441.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,007.30 : 55,498.80 = 13,630.70 : x
  2. Step 2: Convert to fraction form
    37,007.30/55,498.80 = 13,630.70/x
  3. Step 3: Cross multiply
    37,007.30x = 55,498.80 × 13,630.70
  4. Step 4: Simplify right side
    37,007.30x = 756,487,493.16
  5. Step 5: Solve for x
    x = 756,487,493.16/37,007.30
  6. Step 6: Final answer
    x = 20,441.57

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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.