Home / 30,274.08-41,760.96-18,171.34

Finding the Fourth Proportional to 30,274.08, 41,760.96 and 18,171.34

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Solution

The fourth proportional to 30,274.08, 41,760.96 and 18,171.34 is: 25,066.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,274.08 : 41,760.96 = 18,171.34 : x
  2. Step 2: Convert to fraction form
    30,274.08/41,760.96 = 18,171.34/x
  3. Step 3: Cross multiply
    30,274.08x = 41,760.96 × 18,171.34
  4. Step 4: Simplify right side
    30,274.08x = 758,852,602.89
  5. Step 5: Solve for x
    x = 758,852,602.89/30,274.08
  6. Step 6: Final answer
    x = 25,066.08

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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.