Home / 19,557.21-29,338.28-9,562.29

Finding the Fourth Proportional to 19,557.21, 29,338.28 and 9,562.29

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Solution

The fourth proportional to 19,557.21, 29,338.28 and 9,562.29 is: 14,344.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.21 : 29,338.28 = 9,562.29 : x
  2. Step 2: Convert to fraction form
    19,557.21/29,338.28 = 9,562.29/x
  3. Step 3: Cross multiply
    19,557.21x = 29,338.28 × 9,562.29
  4. Step 4: Simplify right side
    19,557.21x = 280,541,093.65
  5. Step 5: Solve for x
    x = 280,541,093.65/19,557.21
  6. Step 6: Final answer
    x = 14,344.64

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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.