Home / 19,180.60-28,732.58-15,238.52

Finding the Fourth Proportional to 19,180.60, 28,732.58 and 15,238.52

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Solution

The fourth proportional to 19,180.60, 28,732.58 and 15,238.52 is: 22,827.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,180.60 : 28,732.58 = 15,238.52 : x
  2. Step 2: Convert to fraction form
    19,180.60/28,732.58 = 15,238.52/x
  3. Step 3: Cross multiply
    19,180.60x = 28,732.58 × 15,238.52
  4. Step 4: Simplify right side
    19,180.60x = 437,841,994.98
  5. Step 5: Solve for x
    x = 437,841,994.98/19,180.60
  6. Step 6: Final answer
    x = 22,827.34

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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.