Home / 27,021.16-37,290.84-15,084.46

Finding the Fourth Proportional to 27,021.16, 37,290.84 and 15,084.46

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Solution

The fourth proportional to 27,021.16, 37,290.84 and 15,084.46 is: 20,817.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,021.16 : 37,290.84 = 15,084.46 : x
  2. Step 2: Convert to fraction form
    27,021.16/37,290.84 = 15,084.46/x
  3. Step 3: Cross multiply
    27,021.16x = 37,290.84 × 15,084.46
  4. Step 4: Simplify right side
    27,021.16x = 562,512,184.35
  5. Step 5: Solve for x
    x = 562,512,184.35/27,021.16
  6. Step 6: Final answer
    x = 20,817.47

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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.