Home / 32,285.62-48,431.22-8,912.06

Finding the Fourth Proportional to 32,285.62, 48,431.22 and 8,912.06

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Solution

The fourth proportional to 32,285.62, 48,431.22 and 8,912.06 is: 13,368.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,285.62 : 48,431.22 = 8,912.06 : x
  2. Step 2: Convert to fraction form
    32,285.62/48,431.22 = 8,912.06/x
  3. Step 3: Cross multiply
    32,285.62x = 48,431.22 × 8,912.06
  4. Step 4: Simplify right side
    32,285.62x = 431,621,938.51
  5. Step 5: Solve for x
    x = 431,621,938.51/32,285.62
  6. Step 6: Final answer
    x = 13,368.86

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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.