Home / 39,927.24-55,100.96-22,022.80

Finding the Fourth Proportional to 39,927.24, 55,100.96 and 22,022.80

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Solution

The fourth proportional to 39,927.24, 55,100.96 and 22,022.80 is: 30,392.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927.24 : 55,100.96 = 22,022.80 : x
  2. Step 2: Convert to fraction form
    39,927.24/55,100.96 = 22,022.80/x
  3. Step 3: Cross multiply
    39,927.24x = 55,100.96 × 22,022.80
  4. Step 4: Simplify right side
    39,927.24x = 1,213,477,421.89
  5. Step 5: Solve for x
    x = 1,213,477,421.89/39,927.24
  6. Step 6: Final answer
    x = 30,392.22

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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.