Home / 16,469.21-22,712.16-15,246.01

Finding the Fourth Proportional to 16,469.21, 22,712.16 and 15,246.01

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Solution

The fourth proportional to 16,469.21, 22,712.16 and 15,246.01 is: 21,025.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,469.21 : 22,712.16 = 15,246.01 : x
  2. Step 2: Convert to fraction form
    16,469.21/22,712.16 = 15,246.01/x
  3. Step 3: Cross multiply
    16,469.21x = 22,712.16 × 15,246.01
  4. Step 4: Simplify right side
    16,469.21x = 346,269,818.48
  5. Step 5: Solve for x
    x = 346,269,818.48/16,469.21
  6. Step 6: Final answer
    x = 21,025.28

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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.