Home / 19,569.24-29,352.84-6,419.88

Finding the Fourth Proportional to 19,569.24, 29,352.84 and 6,419.88

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Solution

The fourth proportional to 19,569.24, 29,352.84 and 6,419.88 is: 9,629.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569.24 : 29,352.84 = 6,419.88 : x
  2. Step 2: Convert to fraction form
    19,569.24/29,352.84 = 6,419.88/x
  3. Step 3: Cross multiply
    19,569.24x = 29,352.84 × 6,419.88
  4. Step 4: Simplify right side
    19,569.24x = 188,441,710.46
  5. Step 5: Solve for x
    x = 188,441,710.46/19,569.24
  6. Step 6: Final answer
    x = 9,629.49

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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.