Home / 27,021.58-40,532.37-11,439.34

Finding the Fourth Proportional to 27,021.58, 40,532.37 and 11,439.34

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Solution

The fourth proportional to 27,021.58, 40,532.37 and 11,439.34 is: 17,159.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,021.58 : 40,532.37 = 11,439.34 : x
  2. Step 2: Convert to fraction form
    27,021.58/40,532.37 = 11,439.34/x
  3. Step 3: Cross multiply
    27,021.58x = 40,532.37 × 11,439.34
  4. Step 4: Simplify right side
    27,021.58x = 463,663,561.44
  5. Step 5: Solve for x
    x = 463,663,561.44/27,021.58
  6. Step 6: Final answer
    x = 17,159.01

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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.