Home / 27,018.58-40,527.87-11,436.34

Finding the Fourth Proportional to 27,018.58, 40,527.87 and 11,436.34

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Solution

The fourth proportional to 27,018.58, 40,527.87 and 11,436.34 is: 17,154.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,018.58 : 40,527.87 = 11,436.34 : x
  2. Step 2: Convert to fraction form
    27,018.58/40,527.87 = 11,436.34/x
  3. Step 3: Cross multiply
    27,018.58x = 40,527.87 × 11,436.34
  4. Step 4: Simplify right side
    27,018.58x = 463,490,500.80
  5. Step 5: Solve for x
    x = 463,490,500.80/27,018.58
  6. Step 6: Final answer
    x = 17,154.51

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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.