Home / 30,027.46-41,421.54-18,083.56

Finding the Fourth Proportional to 30,027.46, 41,421.54 and 18,083.56

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Solution

The fourth proportional to 30,027.46, 41,421.54 and 18,083.56 is: 24,945.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,027.46 : 41,421.54 = 18,083.56 : x
  2. Step 2: Convert to fraction form
    30,027.46/41,421.54 = 18,083.56/x
  3. Step 3: Cross multiply
    30,027.46x = 41,421.54 × 18,083.56
  4. Step 4: Simplify right side
    30,027.46x = 749,048,903.88
  5. Step 5: Solve for x
    x = 749,048,903.88/30,027.46
  6. Step 6: Final answer
    x = 24,945.46

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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.