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Finding the Fourth Proportional to 18,858.25, 26,024.81 and 10,360.50

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Solution

The fourth proportional to 18,858.25, 26,024.81 and 10,360.50 is: 14,297.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,858.25 : 26,024.81 = 10,360.50 : x
  2. Step 2: Convert to fraction form
    18,858.25/26,024.81 = 10,360.50/x
  3. Step 3: Cross multiply
    18,858.25x = 26,024.81 × 10,360.50
  4. Step 4: Simplify right side
    18,858.25x = 269,630,044.01
  5. Step 5: Solve for x
    x = 269,630,044.01/18,858.25
  6. Step 6: Final answer
    x = 14,297.73

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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.