Home / 39,223.14-54,131.13-22,457.22

Finding the Fourth Proportional to 39,223.14, 54,131.13 and 22,457.22

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Solution

The fourth proportional to 39,223.14, 54,131.13 and 22,457.22 is: 30,992.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,223.14 : 54,131.13 = 22,457.22 : x
  2. Step 2: Convert to fraction form
    39,223.14/54,131.13 = 22,457.22/x
  3. Step 3: Cross multiply
    39,223.14x = 54,131.13 × 22,457.22
  4. Step 4: Simplify right side
    39,223.14x = 1,215,634,695.26
  5. Step 5: Solve for x
    x = 1,215,634,695.26/39,223.14
  6. Step 6: Final answer
    x = 30,992.79

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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.