Home / 17,901.89-26,852.82-6,215.21

Finding the Fourth Proportional to 17,901.89, 26,852.82 and 6,215.21

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Solution

The fourth proportional to 17,901.89, 26,852.82 and 6,215.21 is: 9,322.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,901.89 : 26,852.82 = 6,215.21 : x
  2. Step 2: Convert to fraction form
    17,901.89/26,852.82 = 6,215.21/x
  3. Step 3: Cross multiply
    17,901.89x = 26,852.82 × 6,215.21
  4. Step 4: Simplify right side
    17,901.89x = 166,895,915.39
  5. Step 5: Solve for x
    x = 166,895,915.39/17,901.89
  6. Step 6: Final answer
    x = 9,322.81

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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.