Home / 38,254.47-52,791.19-21,260.29

Finding the Fourth Proportional to 38,254.47, 52,791.19 and 21,260.29

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Solution

The fourth proportional to 38,254.47, 52,791.19 and 21,260.29 is: 29,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,254.47 : 52,791.19 = 21,260.29 : x
  2. Step 2: Convert to fraction form
    38,254.47/52,791.19 = 21,260.29/x
  3. Step 3: Cross multiply
    38,254.47x = 52,791.19 × 21,260.29
  4. Step 4: Simplify right side
    38,254.47x = 1,122,356,021.68
  5. Step 5: Solve for x
    x = 1,122,356,021.68/38,254.47
  6. Step 6: Final answer
    x = 29,339.22

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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.