Home / 19,465.25-29,216.34-12,047.27

Finding the Fourth Proportional to 19,465.25, 29,216.34 and 12,047.27

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Solution

The fourth proportional to 19,465.25, 29,216.34 and 12,047.27 is: 18,082.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,465.25 : 29,216.34 = 12,047.27 : x
  2. Step 2: Convert to fraction form
    19,465.25/29,216.34 = 12,047.27/x
  3. Step 3: Cross multiply
    19,465.25x = 29,216.34 × 12,047.27
  4. Step 4: Simplify right side
    19,465.25x = 351,977,076.16
  5. Step 5: Solve for x
    x = 351,977,076.16/19,465.25
  6. Step 6: Final answer
    x = 18,082.33

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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.