Home / 38,841.78-58,254.24-13,883.55

Finding the Fourth Proportional to 38,841.78, 58,254.24 and 13,883.55

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Solution

The fourth proportional to 38,841.78, 58,254.24 and 13,883.55 is: 20,822.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,841.78 : 58,254.24 = 13,883.55 : x
  2. Step 2: Convert to fraction form
    38,841.78/58,254.24 = 13,883.55/x
  3. Step 3: Cross multiply
    38,841.78x = 58,254.24 × 13,883.55
  4. Step 4: Simplify right side
    38,841.78x = 808,775,736.95
  5. Step 5: Solve for x
    x = 808,775,736.95/38,841.78
  6. Step 6: Final answer
    x = 20,822.31

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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.