Home / 29,328.40-43,992.20-9,607.60

Finding the Fourth Proportional to 29,328.40, 43,992.20 and 9,607.60

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Solution

The fourth proportional to 29,328.40, 43,992.20 and 9,607.60 is: 14,411.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328.40 : 43,992.20 = 9,607.60 : x
  2. Step 2: Convert to fraction form
    29,328.40/43,992.20 = 9,607.60/x
  3. Step 3: Cross multiply
    29,328.40x = 43,992.20 × 9,607.60
  4. Step 4: Simplify right side
    29,328.40x = 422,659,460.72
  5. Step 5: Solve for x
    x = 422,659,460.72/29,328.40
  6. Step 6: Final answer
    x = 14,411.27

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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.