Home / 32,803.83-45,268.38-18,465.21

Finding the Fourth Proportional to 32,803.83, 45,268.38 and 18,465.21

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Solution

The fourth proportional to 32,803.83, 45,268.38 and 18,465.21 is: 25,481.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,803.83 : 45,268.38 = 18,465.21 : x
  2. Step 2: Convert to fraction form
    32,803.83/45,268.38 = 18,465.21/x
  3. Step 3: Cross multiply
    32,803.83x = 45,268.38 × 18,465.21
  4. Step 4: Simplify right side
    32,803.83x = 835,890,143.06
  5. Step 5: Solve for x
    x = 835,890,143.06/32,803.83
  6. Step 6: Final answer
    x = 25,481.48

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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.