Home / 34,507.21-51,772.97-16,989.34

Finding the Fourth Proportional to 34,507.21, 51,772.97 and 16,989.34

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Solution

The fourth proportional to 34,507.21, 51,772.97 and 16,989.34 is: 25,489.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,507.21 : 51,772.97 = 16,989.34 : x
  2. Step 2: Convert to fraction form
    34,507.21/51,772.97 = 16,989.34/x
  3. Step 3: Cross multiply
    34,507.21x = 51,772.97 × 16,989.34
  4. Step 4: Simplify right side
    34,507.21x = 879,588,505.19
  5. Step 5: Solve for x
    x = 879,588,505.19/34,507.21
  6. Step 6: Final answer
    x = 25,489.99

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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.