Home / 27,302.03-37,680.42-15,367.70

Finding the Fourth Proportional to 27,302.03, 37,680.42 and 15,367.70

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Solution

The fourth proportional to 27,302.03, 37,680.42 and 15,367.70 is: 21,209.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,302.03 : 37,680.42 = 15,367.70 : x
  2. Step 2: Convert to fraction form
    27,302.03/37,680.42 = 15,367.70/x
  3. Step 3: Cross multiply
    27,302.03x = 37,680.42 × 15,367.70
  4. Step 4: Simplify right side
    27,302.03x = 579,061,202.03
  5. Step 5: Solve for x
    x = 579,061,202.03/27,302.03
  6. Step 6: Final answer
    x = 21,209.46

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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.