Home / 23,431.07-35,122.01-8,630.55

Finding the Fourth Proportional to 23,431.07, 35,122.01 and 8,630.55

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Solution

The fourth proportional to 23,431.07, 35,122.01 and 8,630.55 is: 12,936.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,431.07 : 35,122.01 = 8,630.55 : x
  2. Step 2: Convert to fraction form
    23,431.07/35,122.01 = 8,630.55/x
  3. Step 3: Cross multiply
    23,431.07x = 35,122.01 × 8,630.55
  4. Step 4: Simplify right side
    23,431.07x = 303,122,220.25
  5. Step 5: Solve for x
    x = 303,122,220.25/23,431.07
  6. Step 6: Final answer
    x = 12,936.76

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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.