Home / 39,950.71-55,133.66-22,954.68

Finding the Fourth Proportional to 39,950.71, 55,133.66 and 22,954.68

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Solution

The fourth proportional to 39,950.71, 55,133.66 and 22,954.68 is: 31,678.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,950.71 : 55,133.66 = 22,954.68 : x
  2. Step 2: Convert to fraction form
    39,950.71/55,133.66 = 22,954.68/x
  3. Step 3: Cross multiply
    39,950.71x = 55,133.66 × 22,954.68
  4. Step 4: Simplify right side
    39,950.71x = 1,265,575,579.92
  5. Step 5: Solve for x
    x = 1,265,575,579.92/39,950.71
  6. Step 6: Final answer
    x = 31,678.43

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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.