Home / 19,043.42-28,567.04-6,561.81

Finding the Fourth Proportional to 19,043.42, 28,567.04 and 6,561.81

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Solution

The fourth proportional to 19,043.42, 28,567.04 and 6,561.81 is: 9,843.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043.42 : 28,567.04 = 6,561.81 : x
  2. Step 2: Convert to fraction form
    19,043.42/28,567.04 = 6,561.81/x
  3. Step 3: Cross multiply
    19,043.42x = 28,567.04 × 6,561.81
  4. Step 4: Simplify right side
    19,043.42x = 187,451,455.93
  5. Step 5: Solve for x
    x = 187,451,455.93/19,043.42
  6. Step 6: Final answer
    x = 9,843.37

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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.