Home / 23,609.85-35,415.69-8,817.21

Finding the Fourth Proportional to 23,609.85, 35,415.69 and 8,817.21

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Solution

The fourth proportional to 23,609.85, 35,415.69 and 8,817.21 is: 13,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,609.85 : 35,415.69 = 8,817.21 : x
  2. Step 2: Convert to fraction form
    23,609.85/35,415.69 = 8,817.21/x
  3. Step 3: Cross multiply
    23,609.85x = 35,415.69 × 8,817.21
  4. Step 4: Simplify right side
    23,609.85x = 312,267,576.02
  5. Step 5: Solve for x
    x = 312,267,576.02/23,609.85
  6. Step 6: Final answer
    x = 13,226.16

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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.