Home / 32,378.28-44,683.44-18,231.12

Finding the Fourth Proportional to 32,378.28, 44,683.44 and 18,231.12

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Solution

The fourth proportional to 32,378.28, 44,683.44 and 18,231.12 is: 25,159.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,378.28 : 44,683.44 = 18,231.12 : x
  2. Step 2: Convert to fraction form
    32,378.28/44,683.44 = 18,231.12/x
  3. Step 3: Cross multiply
    32,378.28x = 44,683.44 × 18,231.12
  4. Step 4: Simplify right side
    32,378.28x = 814,629,156.65
  5. Step 5: Solve for x
    x = 814,629,156.65/32,378.28
  6. Step 6: Final answer
    x = 25,159.74

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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.