Home / 34,220.10-51,321.24-14,488.50

Finding the Fourth Proportional to 34,220.10, 51,321.24 and 14,488.50

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Solution

The fourth proportional to 34,220.10, 51,321.24 and 14,488.50 is: 21,728.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,220.10 : 51,321.24 = 14,488.50 : x
  2. Step 2: Convert to fraction form
    34,220.10/51,321.24 = 14,488.50/x
  3. Step 3: Cross multiply
    34,220.10x = 51,321.24 × 14,488.50
  4. Step 4: Simplify right side
    34,220.10x = 743,567,968.37
  5. Step 5: Solve for x
    x = 743,567,968.37/34,220.10
  6. Step 6: Final answer
    x = 21,728.98

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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.