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Finding the Fourth Proportional to 34,057.40, 51,110.40 and 19,250.60

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Solution

The fourth proportional to 34,057.40, 51,110.40 and 19,250.60 is: 28,889.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,057.40 : 51,110.40 = 19,250.60 : x
  2. Step 2: Convert to fraction form
    34,057.40/51,110.40 = 19,250.60/x
  3. Step 3: Cross multiply
    34,057.40x = 51,110.40 × 19,250.60
  4. Step 4: Simplify right side
    34,057.40x = 983,905,866.24
  5. Step 5: Solve for x
    x = 983,905,866.24/34,057.40
  6. Step 6: Final answer
    x = 28,889.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.