Home / 19,782.24-29,673.54-6,634.80

Finding the Fourth Proportional to 19,782.24, 29,673.54 and 6,634.80

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Solution

The fourth proportional to 19,782.24, 29,673.54 and 6,634.80 is: 9,952.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,782.24 : 29,673.54 = 6,634.80 : x
  2. Step 2: Convert to fraction form
    19,782.24/29,673.54 = 6,634.80/x
  3. Step 3: Cross multiply
    19,782.24x = 29,673.54 × 6,634.80
  4. Step 4: Simplify right side
    19,782.24x = 196,878,003.19
  5. Step 5: Solve for x
    x = 196,878,003.19/19,782.24
  6. Step 6: Final answer
    x = 9,952.26

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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.