Home / 19,473.40-29,195.70-13,217.80

Finding the Fourth Proportional to 19,473.40, 29,195.70 and 13,217.80

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Solution

The fourth proportional to 19,473.40, 29,195.70 and 13,217.80 is: 19,816.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,473.40 : 29,195.70 = 13,217.80 : x
  2. Step 2: Convert to fraction form
    19,473.40/29,195.70 = 13,217.80/x
  3. Step 3: Cross multiply
    19,473.40x = 29,195.70 × 13,217.80
  4. Step 4: Simplify right side
    19,473.40x = 385,902,923.46
  5. Step 5: Solve for x
    x = 385,902,923.46/19,473.40
  6. Step 6: Final answer
    x = 19,816.93

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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.