Home / 30,233.10-45,331.92-9,166.80

Finding the Fourth Proportional to 30,233.10, 45,331.92 and 9,166.80

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Solution

The fourth proportional to 30,233.10, 45,331.92 and 9,166.80 is: 13,744.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233.10 : 45,331.92 = 9,166.80 : x
  2. Step 2: Convert to fraction form
    30,233.10/45,331.92 = 9,166.80/x
  3. Step 3: Cross multiply
    30,233.10x = 45,331.92 × 9,166.80
  4. Step 4: Simplify right side
    30,233.10x = 415,548,644.26
  5. Step 5: Solve for x
    x = 415,548,644.26/30,233.10
  6. Step 6: Final answer
    x = 13,744.82

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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.