Home / 32,378.65-44,682.37-18,231.60

Finding the Fourth Proportional to 32,378.65, 44,682.37 and 18,231.60

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Solution

The fourth proportional to 32,378.65, 44,682.37 and 18,231.60 is: 25,159.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,378.65 : 44,682.37 = 18,231.60 : x
  2. Step 2: Convert to fraction form
    32,378.65/44,682.37 = 18,231.60/x
  3. Step 3: Cross multiply
    32,378.65x = 44,682.37 × 18,231.60
  4. Step 4: Simplify right side
    32,378.65x = 814,631,096.89
  5. Step 5: Solve for x
    x = 814,631,096.89/32,378.65
  6. Step 6: Final answer
    x = 25,159.51

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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.