Home / 13,247.70-19,853.46-6,678.33

Finding the Fourth Proportional to 13,247.70, 19,853.46 and 6,678.33

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Solution

The fourth proportional to 13,247.70, 19,853.46 and 6,678.33 is: 10,008.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247.70 : 19,853.46 = 6,678.33 : x
  2. Step 2: Convert to fraction form
    13,247.70/19,853.46 = 6,678.33/x
  3. Step 3: Cross multiply
    13,247.70x = 19,853.46 × 6,678.33
  4. Step 4: Simplify right side
    13,247.70x = 132,587,957.52
  5. Step 5: Solve for x
    x = 132,587,957.52/13,247.70
  6. Step 6: Final answer
    x = 10,008.38

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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.