Home / 15,033.64-22,523.71-12,819.91

Finding the Fourth Proportional to 15,033.64, 22,523.71 and 12,819.91

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Solution

The fourth proportional to 15,033.64, 22,523.71 and 12,819.91 is: 19,207.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,033.64 : 22,523.71 = 12,819.91 : x
  2. Step 2: Convert to fraction form
    15,033.64/22,523.71 = 12,819.91/x
  3. Step 3: Cross multiply
    15,033.64x = 22,523.71 × 12,819.91
  4. Step 4: Simplify right side
    15,033.64x = 288,751,935.07
  5. Step 5: Solve for x
    x = 288,751,935.07/15,033.64
  6. Step 6: Final answer
    x = 19,207.05

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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.