Home / 31,673.20-47,545.44-19,993

Finding the Fourth Proportional to 31,673.20, 47,545.44 and 19,993

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Solution

The fourth proportional to 31,673.20, 47,545.44 and 19,993 is: 30,012.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,673.20 : 47,545.44 = 19,993 : x
  2. Step 2: Convert to fraction form
    31,673.20/47,545.44 = 19,993/x
  3. Step 3: Cross multiply
    31,673.20x = 47,545.44 × 19,993
  4. Step 4: Simplify right side
    31,673.20x = 950,575,981.92
  5. Step 5: Solve for x
    x = 950,575,981.92/31,673.20
  6. Step 6: Final answer
    x = 30,012.00

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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.