Home / 39,919.24-55,088.94-22,923.28

Finding the Fourth Proportional to 39,919.24, 55,088.94 and 22,923.28

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Solution

The fourth proportional to 39,919.24, 55,088.94 and 22,923.28 is: 31,634.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,919.24 : 55,088.94 = 22,923.28 : x
  2. Step 2: Convert to fraction form
    39,919.24/55,088.94 = 22,923.28/x
  3. Step 3: Cross multiply
    39,919.24x = 55,088.94 × 22,923.28
  4. Step 4: Simplify right side
    39,919.24x = 1,262,819,196.52
  5. Step 5: Solve for x
    x = 1,262,819,196.52/39,919.24
  6. Step 6: Final answer
    x = 31,634.35

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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.