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Finding the Fourth Proportional to 15,773.82, 23,660.63 and 5,906.10

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Solution

The fourth proportional to 15,773.82, 23,660.63 and 5,906.10 is: 8,859.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,773.82 : 23,660.63 = 5,906.10 : x
  2. Step 2: Convert to fraction form
    15,773.82/23,660.63 = 5,906.10/x
  3. Step 3: Cross multiply
    15,773.82x = 23,660.63 × 5,906.10
  4. Step 4: Simplify right side
    15,773.82x = 139,742,017.31
  5. Step 5: Solve for x
    x = 139,742,017.31/15,773.82
  6. Step 6: Final answer
    x = 8,859.11

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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.