Home / 19,336.84-28,982.77-15,832.78

Finding the Fourth Proportional to 19,336.84, 28,982.77 and 15,832.78

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Solution

The fourth proportional to 19,336.84, 28,982.77 and 15,832.78 is: 23,730.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,336.84 : 28,982.77 = 15,832.78 : x
  2. Step 2: Convert to fraction form
    19,336.84/28,982.77 = 15,832.78/x
  3. Step 3: Cross multiply
    19,336.84x = 28,982.77 × 15,832.78
  4. Step 4: Simplify right side
    19,336.84x = 458,877,821.20
  5. Step 5: Solve for x
    x = 458,877,821.20/19,336.84
  6. Step 6: Final answer
    x = 23,730.76

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1.5x scale

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.