Home / 23,285.96-32,133.73-13,213.80

Finding the Fourth Proportional to 23,285.96, 32,133.73 and 13,213.80

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Solution

The fourth proportional to 23,285.96, 32,133.73 and 13,213.80 is: 18,234.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,285.96 : 32,133.73 = 13,213.80 : x
  2. Step 2: Convert to fraction form
    23,285.96/32,133.73 = 13,213.80/x
  3. Step 3: Cross multiply
    23,285.96x = 32,133.73 × 13,213.80
  4. Step 4: Simplify right side
    23,285.96x = 424,608,681.47
  5. Step 5: Solve for x
    x = 424,608,681.47/23,285.96
  6. Step 6: Final answer
    x = 18,234.54

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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.