Home / 28,035.32-38,659.01-17,964.18

Finding the Fourth Proportional to 28,035.32, 38,659.01 and 17,964.18

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Solution

The fourth proportional to 28,035.32, 38,659.01 and 17,964.18 is: 24,771.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035.32 : 38,659.01 = 17,964.18 : x
  2. Step 2: Convert to fraction form
    28,035.32/38,659.01 = 17,964.18/x
  3. Step 3: Cross multiply
    28,035.32x = 38,659.01 × 17,964.18
  4. Step 4: Simplify right side
    28,035.32x = 694,477,324.44
  5. Step 5: Solve for x
    x = 694,477,324.44/28,035.32
  6. Step 6: Final answer
    x = 24,771.52

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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.