Home / 14,035.89-21,035.55-5,706.19

Finding the Fourth Proportional to 14,035.89, 21,035.55 and 5,706.19

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Solution

The fourth proportional to 14,035.89, 21,035.55 and 5,706.19 is: 8,551.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.89 : 21,035.55 = 5,706.19 : x
  2. Step 2: Convert to fraction form
    14,035.89/21,035.55 = 5,706.19/x
  3. Step 3: Cross multiply
    14,035.89x = 21,035.55 × 5,706.19
  4. Step 4: Simplify right side
    14,035.89x = 120,032,739.88
  5. Step 5: Solve for x
    x = 120,032,739.88/14,035.89
  6. Step 6: Final answer
    x = 8,551.85

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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.