Home / 28,843.11-43,264.46-15,522.37

Finding the Fourth Proportional to 28,843.11, 43,264.46 and 15,522.37

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Solution

The fourth proportional to 28,843.11, 43,264.46 and 15,522.37 is: 23,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,843.11 : 43,264.46 = 15,522.37 : x
  2. Step 2: Convert to fraction form
    28,843.11/43,264.46 = 15,522.37/x
  3. Step 3: Cross multiply
    28,843.11x = 43,264.46 × 15,522.37
  4. Step 4: Simplify right side
    28,843.11x = 671,566,886.61
  5. Step 5: Solve for x
    x = 671,566,886.61/28,843.11
  6. Step 6: Final answer
    x = 23,283.45

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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.