Home / 28,373.22-42,494.97-13,592.58

Finding the Fourth Proportional to 28,373.22, 42,494.97 and 13,592.58

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Solution

The fourth proportional to 28,373.22, 42,494.97 and 13,592.58 is: 20,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,373.22 : 42,494.97 = 13,592.58 : x
  2. Step 2: Convert to fraction form
    28,373.22/42,494.97 = 13,592.58/x
  3. Step 3: Cross multiply
    28,373.22x = 42,494.97 × 13,592.58
  4. Step 4: Simplify right side
    28,373.22x = 577,616,279.32
  5. Step 5: Solve for x
    x = 577,616,279.32/28,373.22
  6. Step 6: Final answer
    x = 20,357.80

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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.