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Finding the Fourth Proportional to 18,844, 26,026.59 and 12,545.44

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Solution

The fourth proportional to 18,844, 26,026.59 and 12,545.44 is: 17,327.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844 : 26,026.59 = 12,545.44 : x
  2. Step 2: Convert to fraction form
    18,844/26,026.59 = 12,545.44/x
  3. Step 3: Cross multiply
    18,844x = 26,026.59 × 12,545.44
  4. Step 4: Simplify right side
    18,844x = 326,515,023.25
  5. Step 5: Solve for x
    x = 326,515,023.25/18,844
  6. Step 6: Final answer
    x = 17,327.27

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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.