Home / 19,023.43-28,541.88-8,492.47

Finding the Fourth Proportional to 19,023.43, 28,541.88 and 8,492.47

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Solution

The fourth proportional to 19,023.43, 28,541.88 and 8,492.47 is: 12,741.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.43 : 28,541.88 = 8,492.47 : x
  2. Step 2: Convert to fraction form
    19,023.43/28,541.88 = 8,492.47/x
  3. Step 3: Cross multiply
    19,023.43x = 28,541.88 × 8,492.47
  4. Step 4: Simplify right side
    19,023.43x = 242,391,059.64
  5. Step 5: Solve for x
    x = 242,391,059.64/19,023.43
  6. Step 6: Final answer
    x = 12,741.71

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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.