Home / 32,688.96-45,115.44-18,350.32

Finding the Fourth Proportional to 32,688.96, 45,115.44 and 18,350.32

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Solution

The fourth proportional to 32,688.96, 45,115.44 and 18,350.32 is: 25,326.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,688.96 : 45,115.44 = 18,350.32 : x
  2. Step 2: Convert to fraction form
    32,688.96/45,115.44 = 18,350.32/x
  3. Step 3: Cross multiply
    32,688.96x = 45,115.44 × 18,350.32
  4. Step 4: Simplify right side
    32,688.96x = 827,882,760.94
  5. Step 5: Solve for x
    x = 827,882,760.94/32,688.96
  6. Step 6: Final answer
    x = 25,326.07

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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.