Home / 12,986.91-19,483.25-6,057.63

Finding the Fourth Proportional to 12,986.91, 19,483.25 and 6,057.63

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Solution

The fourth proportional to 12,986.91, 19,483.25 and 6,057.63 is: 9,087.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,986.91 : 19,483.25 = 6,057.63 : x
  2. Step 2: Convert to fraction form
    12,986.91/19,483.25 = 6,057.63/x
  3. Step 3: Cross multiply
    12,986.91x = 19,483.25 × 6,057.63
  4. Step 4: Simplify right side
    12,986.91x = 118,022,319.70
  5. Step 5: Solve for x
    x = 118,022,319.70/12,986.91
  6. Step 6: Final answer
    x = 9,087.79

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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.