Home / 13,731.42-20,596.59-5,828.84

Finding the Fourth Proportional to 13,731.42, 20,596.59 and 5,828.84

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Solution

The fourth proportional to 13,731.42, 20,596.59 and 5,828.84 is: 8,743.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,731.42 : 20,596.59 = 5,828.84 : x
  2. Step 2: Convert to fraction form
    13,731.42/20,596.59 = 5,828.84/x
  3. Step 3: Cross multiply
    13,731.42x = 20,596.59 × 5,828.84
  4. Step 4: Simplify right side
    13,731.42x = 120,054,124.67
  5. Step 5: Solve for x
    x = 120,054,124.67/13,731.42
  6. Step 6: Final answer
    x = 8,743.02

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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.