Home / 34,557.79-47,689.83-19,450.67

Finding the Fourth Proportional to 34,557.79, 47,689.83 and 19,450.67

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Solution

The fourth proportional to 34,557.79, 47,689.83 and 19,450.67 is: 26,841.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,557.79 : 47,689.83 = 19,450.67 : x
  2. Step 2: Convert to fraction form
    34,557.79/47,689.83 = 19,450.67/x
  3. Step 3: Cross multiply
    34,557.79x = 47,689.83 × 19,450.67
  4. Step 4: Simplify right side
    34,557.79x = 927,599,145.69
  5. Step 5: Solve for x
    x = 927,599,145.69/34,557.79
  6. Step 6: Final answer
    x = 26,841.97

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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.