Home / 39,021.98-58,542.29-12,726.75

Finding the Fourth Proportional to 39,021.98, 58,542.29 and 12,726.75

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Solution

The fourth proportional to 39,021.98, 58,542.29 and 12,726.75 is: 19,093.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,021.98 : 58,542.29 = 12,726.75 : x
  2. Step 2: Convert to fraction form
    39,021.98/58,542.29 = 12,726.75/x
  3. Step 3: Cross multiply
    39,021.98x = 58,542.29 × 12,726.75
  4. Step 4: Simplify right side
    39,021.98x = 745,053,121.07
  5. Step 5: Solve for x
    x = 745,053,121.07/39,021.98
  6. Step 6: Final answer
    x = 19,093.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.