Home / 12,630.48-18,939.96-6,059.76

Finding the Fourth Proportional to 12,630.48, 18,939.96 and 6,059.76

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Solution

The fourth proportional to 12,630.48, 18,939.96 and 6,059.76 is: 9,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,630.48 : 18,939.96 = 6,059.76 : x
  2. Step 2: Convert to fraction form
    12,630.48/18,939.96 = 6,059.76/x
  3. Step 3: Cross multiply
    12,630.48x = 18,939.96 × 6,059.76
  4. Step 4: Simplify right side
    12,630.48x = 114,771,612.01
  5. Step 5: Solve for x
    x = 114,771,612.01/12,630.48
  6. Step 6: Final answer
    x = 9,086.88

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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.