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Finding the Fourth Proportional to 19,446.60, 26,827.14 and 11,483.52

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Solution

The fourth proportional to 19,446.60, 26,827.14 and 11,483.52 is: 15,841.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,446.60 : 26,827.14 = 11,483.52 : x
  2. Step 2: Convert to fraction form
    19,446.60/26,827.14 = 11,483.52/x
  3. Step 3: Cross multiply
    19,446.60x = 26,827.14 × 11,483.52
  4. Step 4: Simplify right side
    19,446.60x = 308,069,998.73
  5. Step 5: Solve for x
    x = 308,069,998.73/19,446.60
  6. Step 6: Final answer
    x = 15,841.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.