Home / 39,246.93-54,161.46-21,341.88

Finding the Fourth Proportional to 39,246.93, 54,161.46 and 21,341.88

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Solution

The fourth proportional to 39,246.93, 54,161.46 and 21,341.88 is: 29,452.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,246.93 : 54,161.46 = 21,341.88 : x
  2. Step 2: Convert to fraction form
    39,246.93/54,161.46 = 21,341.88/x
  3. Step 3: Cross multiply
    39,246.93x = 54,161.46 × 21,341.88
  4. Step 4: Simplify right side
    39,246.93x = 1,155,907,379.94
  5. Step 5: Solve for x
    x = 1,155,907,379.94/39,246.93
  6. Step 6: Final answer
    x = 29,452.17

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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.