Home / 34,563.60-51,811.70-18,754.34

Finding the Fourth Proportional to 34,563.60, 51,811.70 and 18,754.34

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Solution

The fourth proportional to 34,563.60, 51,811.70 and 18,754.34 is: 28,113.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,563.60 : 51,811.70 = 18,754.34 : x
  2. Step 2: Convert to fraction form
    34,563.60/51,811.70 = 18,754.34/x
  3. Step 3: Cross multiply
    34,563.60x = 51,811.70 × 18,754.34
  4. Step 4: Simplify right side
    34,563.60x = 971,693,884.95
  5. Step 5: Solve for x
    x = 971,693,884.95/34,563.60
  6. Step 6: Final answer
    x = 28,113.21

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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.