Home / 19,545.56-29,318.37-4,754.49

Finding the Fourth Proportional to 19,545.56, 29,318.37 and 4,754.49

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Solution

The fourth proportional to 19,545.56, 29,318.37 and 4,754.49 is: 7,131.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.56 : 29,318.37 = 4,754.49 : x
  2. Step 2: Convert to fraction form
    19,545.56/29,318.37 = 4,754.49/x
  3. Step 3: Cross multiply
    19,545.56x = 29,318.37 × 4,754.49
  4. Step 4: Simplify right side
    19,545.56x = 139,393,896.98
  5. Step 5: Solve for x
    x = 139,393,896.98/19,545.56
  6. Step 6: Final answer
    x = 7,131.74

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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.