Home / 30,232.60-45,331.17-9,166.30

Finding the Fourth Proportional to 30,232.60, 45,331.17 and 9,166.30

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Solution

The fourth proportional to 30,232.60, 45,331.17 and 9,166.30 is: 13,744.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,232.60 : 45,331.17 = 9,166.30 : x
  2. Step 2: Convert to fraction form
    30,232.60/45,331.17 = 9,166.30/x
  3. Step 3: Cross multiply
    30,232.60x = 45,331.17 × 9,166.30
  4. Step 4: Simplify right side
    30,232.60x = 415,519,103.57
  5. Step 5: Solve for x
    x = 415,519,103.57/30,232.60
  6. Step 6: Final answer
    x = 13,744.07

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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.