Home / 38,777.39-53,498.75-22,000.67

Finding the Fourth Proportional to 38,777.39, 53,498.75 and 22,000.67

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Solution

The fourth proportional to 38,777.39, 53,498.75 and 22,000.67 is: 30,352.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,777.39 : 53,498.75 = 22,000.67 : x
  2. Step 2: Convert to fraction form
    38,777.39/53,498.75 = 22,000.67/x
  3. Step 3: Cross multiply
    38,777.39x = 53,498.75 × 22,000.67
  4. Step 4: Simplify right side
    38,777.39x = 1,177,008,234.16
  5. Step 5: Solve for x
    x = 1,177,008,234.16/38,777.39
  6. Step 6: Final answer
    x = 30,352.95

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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.