Home / 15,319.84-22,980.60-4,791.32

Finding the Fourth Proportional to 15,319.84, 22,980.60 and 4,791.32

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Solution

The fourth proportional to 15,319.84, 22,980.60 and 4,791.32 is: 7,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,319.84 : 22,980.60 = 4,791.32 : x
  2. Step 2: Convert to fraction form
    15,319.84/22,980.60 = 4,791.32/x
  3. Step 3: Cross multiply
    15,319.84x = 22,980.60 × 4,791.32
  4. Step 4: Simplify right side
    15,319.84x = 110,107,408.39
  5. Step 5: Solve for x
    x = 110,107,408.39/15,319.84
  6. Step 6: Final answer
    x = 7,187.24

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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.