Home / 36,022.74-49,710.56-20,108.67

Finding the Fourth Proportional to 36,022.74, 49,710.56 and 20,108.67

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Solution

The fourth proportional to 36,022.74, 49,710.56 and 20,108.67 is: 27,749.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,022.74 : 49,710.56 = 20,108.67 : x
  2. Step 2: Convert to fraction form
    36,022.74/49,710.56 = 20,108.67/x
  3. Step 3: Cross multiply
    36,022.74x = 49,710.56 × 20,108.67
  4. Step 4: Simplify right side
    36,022.74x = 999,613,146.01
  5. Step 5: Solve for x
    x = 999,613,146.01/36,022.74
  6. Step 6: Final answer
    x = 27,749.50

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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.