Home / 12,731.46-19,093.50-5,335.71

Finding the Fourth Proportional to 12,731.46, 19,093.50 and 5,335.71

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Solution

The fourth proportional to 12,731.46, 19,093.50 and 5,335.71 is: 8,002.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731.46 : 19,093.50 = 5,335.71 : x
  2. Step 2: Convert to fraction form
    12,731.46/19,093.50 = 5,335.71/x
  3. Step 3: Cross multiply
    12,731.46x = 19,093.50 × 5,335.71
  4. Step 4: Simplify right side
    12,731.46x = 101,877,378.89
  5. Step 5: Solve for x
    x = 101,877,378.89/12,731.46
  6. Step 6: Final answer
    x = 8,002.02

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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.