Home / 23,747.71-32,771.97-13,137.72

Finding the Fourth Proportional to 23,747.71, 32,771.97 and 13,137.72

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Solution

The fourth proportional to 23,747.71, 32,771.97 and 13,137.72 is: 18,130.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,747.71 : 32,771.97 = 13,137.72 : x
  2. Step 2: Convert to fraction form
    23,747.71/32,771.97 = 13,137.72/x
  3. Step 3: Cross multiply
    23,747.71x = 32,771.97 × 13,137.72
  4. Step 4: Simplify right side
    23,747.71x = 430,548,965.71
  5. Step 5: Solve for x
    x = 430,548,965.71/23,747.71
  6. Step 6: Final answer
    x = 18,130.13

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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.