Home / 32,855.16-49,285.37-13,122.88

Finding the Fourth Proportional to 32,855.16, 49,285.37 and 13,122.88

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Solution

The fourth proportional to 32,855.16, 49,285.37 and 13,122.88 is: 19,685.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,855.16 : 49,285.37 = 13,122.88 : x
  2. Step 2: Convert to fraction form
    32,855.16/49,285.37 = 13,122.88/x
  3. Step 3: Cross multiply
    32,855.16x = 49,285.37 × 13,122.88
  4. Step 4: Simplify right side
    32,855.16x = 646,765,996.27
  5. Step 5: Solve for x
    x = 646,765,996.27/32,855.16
  6. Step 6: Final answer
    x = 19,685.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.