Home / 34,370.12-51,544.20-10,991

Finding the Fourth Proportional to 34,370.12, 51,544.20 and 10,991

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Solution

The fourth proportional to 34,370.12, 51,544.20 and 10,991 is: 16,482.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,370.12 : 51,544.20 = 10,991 : x
  2. Step 2: Convert to fraction form
    34,370.12/51,544.20 = 10,991/x
  3. Step 3: Cross multiply
    34,370.12x = 51,544.20 × 10,991
  4. Step 4: Simplify right side
    34,370.12x = 566,522,302.20
  5. Step 5: Solve for x
    x = 566,522,302.20/34,370.12
  6. Step 6: Final answer
    x = 16,482.99

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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.