Home / 11,219.09-16,828.65-10,534.03

Finding the Fourth Proportional to 11,219.09, 16,828.65 and 10,534.03

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Solution

The fourth proportional to 11,219.09, 16,828.65 and 10,534.03 is: 15,801.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.09 : 16,828.65 = 10,534.03 : x
  2. Step 2: Convert to fraction form
    11,219.09/16,828.65 = 10,534.03/x
  3. Step 3: Cross multiply
    11,219.09x = 16,828.65 × 10,534.03
  4. Step 4: Simplify right side
    11,219.09x = 177,273,503.96
  5. Step 5: Solve for x
    x = 177,273,503.96/11,219.09
  6. Step 6: Final answer
    x = 15,801.06

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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.