Home / 19,857.99-29,790.32-6,527.42

Finding the Fourth Proportional to 19,857.99, 29,790.32 and 6,527.42

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Solution

The fourth proportional to 19,857.99, 29,790.32 and 6,527.42 is: 9,792.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,857.99 : 29,790.32 = 6,527.42 : x
  2. Step 2: Convert to fraction form
    19,857.99/29,790.32 = 6,527.42/x
  3. Step 3: Cross multiply
    19,857.99x = 29,790.32 × 6,527.42
  4. Step 4: Simplify right side
    19,857.99x = 194,453,748.99
  5. Step 5: Solve for x
    x = 194,453,748.99/19,857.99
  6. Step 6: Final answer
    x = 9,792.22

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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.