Home / 39,021.88-53,850.34-22,026.28

Finding the Fourth Proportional to 39,021.88, 53,850.34 and 22,026.28

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Solution

The fourth proportional to 39,021.88, 53,850.34 and 22,026.28 is: 30,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,021.88 : 53,850.34 = 22,026.28 : x
  2. Step 2: Convert to fraction form
    39,021.88/53,850.34 = 22,026.28/x
  3. Step 3: Cross multiply
    39,021.88x = 53,850.34 × 22,026.28
  4. Step 4: Simplify right side
    39,021.88x = 1,186,122,666.94
  5. Step 5: Solve for x
    x = 1,186,122,666.94/39,021.88
  6. Step 6: Final answer
    x = 30,396.35

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Half scale
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Double scale
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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.