Home / 31,247.53-43,122.60-17,100.36

Finding the Fourth Proportional to 31,247.53, 43,122.60 and 17,100.36

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Solution

The fourth proportional to 31,247.53, 43,122.60 and 17,100.36 is: 23,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,247.53 : 43,122.60 = 17,100.36 : x
  2. Step 2: Convert to fraction form
    31,247.53/43,122.60 = 17,100.36/x
  3. Step 3: Cross multiply
    31,247.53x = 43,122.60 × 17,100.36
  4. Step 4: Simplify right side
    31,247.53x = 737,411,984.14
  5. Step 5: Solve for x
    x = 737,411,984.14/31,247.53
  6. Step 6: Final answer
    x = 23,599.05

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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.