Home / 37,695.88-56,545.39-12,738.47

Finding the Fourth Proportional to 37,695.88, 56,545.39 and 12,738.47

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Solution

The fourth proportional to 37,695.88, 56,545.39 and 12,738.47 is: 19,108.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,695.88 : 56,545.39 = 12,738.47 : x
  2. Step 2: Convert to fraction form
    37,695.88/56,545.39 = 12,738.47/x
  3. Step 3: Cross multiply
    37,695.88x = 56,545.39 × 12,738.47
  4. Step 4: Simplify right side
    37,695.88x = 720,301,487.35
  5. Step 5: Solve for x
    x = 720,301,487.35/37,695.88
  6. Step 6: Final answer
    x = 19,108.23

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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.