Home / 19,066.81-28,586.87-13,733.43

Finding the Fourth Proportional to 19,066.81, 28,586.87 and 13,733.43

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Solution

The fourth proportional to 19,066.81, 28,586.87 and 13,733.43 is: 20,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,066.81 : 28,586.87 = 13,733.43 : x
  2. Step 2: Convert to fraction form
    19,066.81/28,586.87 = 13,733.43/x
  3. Step 3: Cross multiply
    19,066.81x = 28,586.87 × 13,733.43
  4. Step 4: Simplify right side
    19,066.81x = 392,595,760.90
  5. Step 5: Solve for x
    x = 392,595,760.90/19,066.81
  6. Step 6: Final answer
    x = 20,590.53

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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.