Home / 30,025.41-41,439.19-17,278.34

Finding the Fourth Proportional to 30,025.41, 41,439.19 and 17,278.34

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Solution

The fourth proportional to 30,025.41, 41,439.19 and 17,278.34 is: 23,846.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,025.41 : 41,439.19 = 17,278.34 : x
  2. Step 2: Convert to fraction form
    30,025.41/41,439.19 = 17,278.34/x
  3. Step 3: Cross multiply
    30,025.41x = 41,439.19 × 17,278.34
  4. Step 4: Simplify right side
    30,025.41x = 716,000,163.75
  5. Step 5: Solve for x
    x = 716,000,163.75/30,025.41
  6. Step 6: Final answer
    x = 23,846.47

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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.