Home / 34,558.79-47,691.21-19,451.67

Finding the Fourth Proportional to 34,558.79, 47,691.21 and 19,451.67

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Solution

The fourth proportional to 34,558.79, 47,691.21 and 19,451.67 is: 26,843.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,558.79 : 47,691.21 = 19,451.67 : x
  2. Step 2: Convert to fraction form
    34,558.79/47,691.21 = 19,451.67/x
  3. Step 3: Cross multiply
    34,558.79x = 47,691.21 × 19,451.67
  4. Step 4: Simplify right side
    34,558.79x = 927,673,572.92
  5. Step 5: Solve for x
    x = 927,673,572.92/34,558.79
  6. Step 6: Final answer
    x = 26,843.35

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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.