Home / 19,720.24-29,506.22-11,793.58

Finding the Fourth Proportional to 19,720.24, 29,506.22 and 11,793.58

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Solution

The fourth proportional to 19,720.24, 29,506.22 and 11,793.58 is: 17,646.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,720.24 : 29,506.22 = 11,793.58 : x
  2. Step 2: Convert to fraction form
    19,720.24/29,506.22 = 11,793.58/x
  3. Step 3: Cross multiply
    19,720.24x = 29,506.22 × 11,793.58
  4. Step 4: Simplify right side
    19,720.24x = 347,983,966.07
  5. Step 5: Solve for x
    x = 347,983,966.07/19,720.24
  6. Step 6: Final answer
    x = 17,646.03

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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.