Home / 19,068.38-28,612.54-13,846.52

Finding the Fourth Proportional to 19,068.38, 28,612.54 and 13,846.52

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Solution

The fourth proportional to 19,068.38, 28,612.54 and 13,846.52 is: 20,777.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,068.38 : 28,612.54 = 13,846.52 : x
  2. Step 2: Convert to fraction form
    19,068.38/28,612.54 = 13,846.52/x
  3. Step 3: Cross multiply
    19,068.38x = 28,612.54 × 13,846.52
  4. Step 4: Simplify right side
    19,068.38x = 396,184,107.36
  5. Step 5: Solve for x
    x = 396,184,107.36/19,068.38
  6. Step 6: Final answer
    x = 20,777.02

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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.