Home / 17,218.36-25,819.02-6,123.40

Finding the Fourth Proportional to 17,218.36, 25,819.02 and 6,123.40

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Solution

The fourth proportional to 17,218.36, 25,819.02 and 6,123.40 is: 9,182.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218.36 : 25,819.02 = 6,123.40 : x
  2. Step 2: Convert to fraction form
    17,218.36/25,819.02 = 6,123.40/x
  3. Step 3: Cross multiply
    17,218.36x = 25,819.02 × 6,123.40
  4. Step 4: Simplify right side
    17,218.36x = 158,100,187.07
  5. Step 5: Solve for x
    x = 158,100,187.07/17,218.36
  6. Step 6: Final answer
    x = 9,182.07

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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.