Home / 19,080.63-28,622.84-5,929.47

Finding the Fourth Proportional to 19,080.63, 28,622.84 and 5,929.47

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Solution

The fourth proportional to 19,080.63, 28,622.84 and 5,929.47 is: 8,894.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080.63 : 28,622.84 = 5,929.47 : x
  2. Step 2: Convert to fraction form
    19,080.63/28,622.84 = 5,929.47/x
  3. Step 3: Cross multiply
    19,080.63x = 28,622.84 × 5,929.47
  4. Step 4: Simplify right side
    19,080.63x = 169,718,241.45
  5. Step 5: Solve for x
    x = 169,718,241.45/19,080.63
  6. Step 6: Final answer
    x = 8,894.79

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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.