Home / 20,024.90-27,636.42-11,527.34

Finding the Fourth Proportional to 20,024.90, 27,636.42 and 11,527.34

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Solution

The fourth proportional to 20,024.90, 27,636.42 and 11,527.34 is: 15,908.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.90 : 27,636.42 = 11,527.34 : x
  2. Step 2: Convert to fraction form
    20,024.90/27,636.42 = 11,527.34/x
  3. Step 3: Cross multiply
    20,024.90x = 27,636.42 × 11,527.34
  4. Step 4: Simplify right side
    20,024.90x = 318,574,409.72
  5. Step 5: Solve for x
    x = 318,574,409.72/20,024.90
  6. Step 6: Final answer
    x = 15,908.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.