Home / 19,786.94-29,683.65-9,395.18

Finding the Fourth Proportional to 19,786.94, 29,683.65 and 9,395.18

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Solution

The fourth proportional to 19,786.94, 29,683.65 and 9,395.18 is: 14,094.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,786.94 : 29,683.65 = 9,395.18 : x
  2. Step 2: Convert to fraction form
    19,786.94/29,683.65 = 9,395.18/x
  3. Step 3: Cross multiply
    19,786.94x = 29,683.65 × 9,395.18
  4. Step 4: Simplify right side
    19,786.94x = 278,883,234.81
  5. Step 5: Solve for x
    x = 278,883,234.81/19,786.94
  6. Step 6: Final answer
    x = 14,094.31

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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.