Home / 30,269.18-45,408.63-11,548.46

Finding the Fourth Proportional to 30,269.18, 45,408.63 and 11,548.46

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Solution

The fourth proportional to 30,269.18, 45,408.63 and 11,548.46 is: 17,324.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,269.18 : 45,408.63 = 11,548.46 : x
  2. Step 2: Convert to fraction form
    30,269.18/45,408.63 = 11,548.46/x
  3. Step 3: Cross multiply
    30,269.18x = 45,408.63 × 11,548.46
  4. Step 4: Simplify right side
    30,269.18x = 524,399,520.17
  5. Step 5: Solve for x
    x = 524,399,520.17/30,269.18
  6. Step 6: Final answer
    x = 17,324.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.