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Finding the Fourth Proportional to 34,057.74, 46,999.23 and 19,153.74

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Solution

The fourth proportional to 34,057.74, 46,999.23 and 19,153.74 is: 26,431.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,057.74 : 46,999.23 = 19,153.74 : x
  2. Step 2: Convert to fraction form
    34,057.74/46,999.23 = 19,153.74/x
  3. Step 3: Cross multiply
    34,057.74x = 46,999.23 × 19,153.74
  4. Step 4: Simplify right side
    34,057.74x = 900,211,031.62
  5. Step 5: Solve for x
    x = 900,211,031.62/34,057.74
  6. Step 6: Final answer
    x = 26,431.91

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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.