Home / 13,068.61-19,602.74-3,207.85

Finding the Fourth Proportional to 13,068.61, 19,602.74 and 3,207.85

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Solution

The fourth proportional to 13,068.61, 19,602.74 and 3,207.85 is: 4,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,068.61 : 19,602.74 = 3,207.85 : x
  2. Step 2: Convert to fraction form
    13,068.61/19,602.74 = 3,207.85/x
  3. Step 3: Cross multiply
    13,068.61x = 19,602.74 × 3,207.85
  4. Step 4: Simplify right side
    13,068.61x = 62,882,633.47
  5. Step 5: Solve for x
    x = 62,882,633.47/13,068.61
  6. Step 6: Final answer
    x = 4,811.73

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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.