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Finding the Fourth Proportional to 34,499.70, 47,606.67 and 19,391.22

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Solution

The fourth proportional to 34,499.70, 47,606.67 and 19,391.22 is: 26,758.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,499.70 : 47,606.67 = 19,391.22 : x
  2. Step 2: Convert to fraction form
    34,499.70/47,606.67 = 19,391.22/x
  3. Step 3: Cross multiply
    34,499.70x = 47,606.67 × 19,391.22
  4. Step 4: Simplify right side
    34,499.70x = 923,151,411.44
  5. Step 5: Solve for x
    x = 923,151,411.44/34,499.70
  6. Step 6: Final answer
    x = 26,758.24

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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.