Home / 39,716.79-54,810.45-22,949.79

Finding the Fourth Proportional to 39,716.79, 54,810.45 and 22,949.79

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Solution

The fourth proportional to 39,716.79, 54,810.45 and 22,949.79 is: 31,671.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,716.79 : 54,810.45 = 22,949.79 : x
  2. Step 2: Convert to fraction form
    39,716.79/54,810.45 = 22,949.79/x
  3. Step 3: Cross multiply
    39,716.79x = 54,810.45 × 22,949.79
  4. Step 4: Simplify right side
    39,716.79x = 1,257,888,317.31
  5. Step 5: Solve for x
    x = 1,257,888,317.31/39,716.79
  6. Step 6: Final answer
    x = 31,671.45

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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.