Home / 23,717.72-32,731.08-13,107.80

Finding the Fourth Proportional to 23,717.72, 32,731.08 and 13,107.80

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Solution

The fourth proportional to 23,717.72, 32,731.08 and 13,107.80 is: 18,089.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,717.72 : 32,731.08 = 13,107.80 : x
  2. Step 2: Convert to fraction form
    23,717.72/32,731.08 = 13,107.80/x
  3. Step 3: Cross multiply
    23,717.72x = 32,731.08 × 13,107.80
  4. Step 4: Simplify right side
    23,717.72x = 429,032,450.42
  5. Step 5: Solve for x
    x = 429,032,450.42/23,717.72
  6. Step 6: Final answer
    x = 18,089.11

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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.