Home / 23,631.52-32,611.12-13,021.12

Finding the Fourth Proportional to 23,631.52, 32,611.12 and 13,021.12

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Solution

The fourth proportional to 23,631.52, 32,611.12 and 13,021.12 is: 17,968.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,631.52 : 32,611.12 = 13,021.12 : x
  2. Step 2: Convert to fraction form
    23,631.52/32,611.12 = 13,021.12/x
  3. Step 3: Cross multiply
    23,631.52x = 32,611.12 × 13,021.12
  4. Step 4: Simplify right side
    23,631.52x = 424,633,306.85
  5. Step 5: Solve for x
    x = 424,633,306.85/23,631.52
  6. Step 6: Final answer
    x = 17,968.94

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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.