Home / 27,518.40-37,974.69-15,584.67

Finding the Fourth Proportional to 27,518.40, 37,974.69 and 15,584.67

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Solution

The fourth proportional to 27,518.40, 37,974.69 and 15,584.67 is: 21,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,518.40 : 37,974.69 = 15,584.67 : x
  2. Step 2: Convert to fraction form
    27,518.40/37,974.69 = 15,584.67/x
  3. Step 3: Cross multiply
    27,518.40x = 37,974.69 × 15,584.67
  4. Step 4: Simplify right side
    27,518.40x = 591,823,012.00
  5. Step 5: Solve for x
    x = 591,823,012.00/27,518.40
  6. Step 6: Final answer
    x = 21,506.45

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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.