Home / 39,483.18-54,481.41-22,716.18

Finding the Fourth Proportional to 39,483.18, 54,481.41 and 22,716.18

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Solution

The fourth proportional to 39,483.18, 54,481.41 and 22,716.18 is: 31,345.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,483.18 : 54,481.41 = 22,716.18 : x
  2. Step 2: Convert to fraction form
    39,483.18/54,481.41 = 22,716.18/x
  3. Step 3: Cross multiply
    39,483.18x = 54,481.41 × 22,716.18
  4. Step 4: Simplify right side
    39,483.18x = 1,237,609,516.21
  5. Step 5: Solve for x
    x = 1,237,609,516.21/39,483.18
  6. Step 6: Final answer
    x = 31,345.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.