Home / 19,137.84-28,691.27-5,983.44

Finding the Fourth Proportional to 19,137.84, 28,691.27 and 5,983.44

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Solution

The fourth proportional to 19,137.84, 28,691.27 and 5,983.44 is: 8,970.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,137.84 : 28,691.27 = 5,983.44 : x
  2. Step 2: Convert to fraction form
    19,137.84/28,691.27 = 5,983.44/x
  3. Step 3: Cross multiply
    19,137.84x = 28,691.27 × 5,983.44
  4. Step 4: Simplify right side
    19,137.84x = 171,672,492.57
  5. Step 5: Solve for x
    x = 171,672,492.57/19,137.84
  6. Step 6: Final answer
    x = 8,970.32

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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.