Home / 23,274.89-32,125.94-13,720.31

Finding the Fourth Proportional to 23,274.89, 32,125.94 and 13,720.31

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Solution

The fourth proportional to 23,274.89, 32,125.94 and 13,720.31 is: 18,937.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,274.89 : 32,125.94 = 13,720.31 : x
  2. Step 2: Convert to fraction form
    23,274.89/32,125.94 = 13,720.31/x
  3. Step 3: Cross multiply
    23,274.89x = 32,125.94 × 13,720.31
  4. Step 4: Simplify right side
    23,274.89x = 440,777,626.61
  5. Step 5: Solve for x
    x = 440,777,626.61/23,274.89
  6. Step 6: Final answer
    x = 18,937.91

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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.