Home / 12,769.47-19,154.41-4,004.46

Finding the Fourth Proportional to 12,769.47, 19,154.41 and 4,004.46

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Solution

The fourth proportional to 12,769.47, 19,154.41 and 4,004.46 is: 6,006.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769.47 : 19,154.41 = 4,004.46 : x
  2. Step 2: Convert to fraction form
    12,769.47/19,154.41 = 4,004.46/x
  3. Step 3: Cross multiply
    12,769.47x = 19,154.41 × 4,004.46
  4. Step 4: Simplify right side
    12,769.47x = 76,703,058.66
  5. Step 5: Solve for x
    x = 76,703,058.66/12,769.47
  6. Step 6: Final answer
    x = 6,006.75

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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.