Home / 17,905.33-26,858.67-6,809.95

Finding the Fourth Proportional to 17,905.33, 26,858.67 and 6,809.95

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Solution

The fourth proportional to 17,905.33, 26,858.67 and 6,809.95 is: 10,215.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,905.33 : 26,858.67 = 6,809.95 : x
  2. Step 2: Convert to fraction form
    17,905.33/26,858.67 = 6,809.95/x
  3. Step 3: Cross multiply
    17,905.33x = 26,858.67 × 6,809.95
  4. Step 4: Simplify right side
    17,905.33x = 182,906,199.77
  5. Step 5: Solve for x
    x = 182,906,199.77/17,905.33
  6. Step 6: Final answer
    x = 10,215.18

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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.