Home / 39,922.24-55,094.06-22,017.80

Finding the Fourth Proportional to 39,922.24, 55,094.06 and 22,017.80

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Solution

The fourth proportional to 39,922.24, 55,094.06 and 22,017.80 is: 30,385.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,922.24 : 55,094.06 = 22,017.80 : x
  2. Step 2: Convert to fraction form
    39,922.24/55,094.06 = 22,017.80/x
  3. Step 3: Cross multiply
    39,922.24x = 55,094.06 × 22,017.80
  4. Step 4: Simplify right side
    39,922.24x = 1,213,049,994.27
  5. Step 5: Solve for x
    x = 1,213,049,994.27/39,922.24
  6. Step 6: Final answer
    x = 30,385.32

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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.