Home / 17,912.34-26,868.51-6,816.45

Finding the Fourth Proportional to 17,912.34, 26,868.51 and 6,816.45

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Solution

The fourth proportional to 17,912.34, 26,868.51 and 6,816.45 is: 10,224.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,912.34 : 26,868.51 = 6,816.45 : x
  2. Step 2: Convert to fraction form
    17,912.34/26,868.51 = 6,816.45/x
  3. Step 3: Cross multiply
    17,912.34x = 26,868.51 × 6,816.45
  4. Step 4: Simplify right side
    17,912.34x = 183,147,955.75
  5. Step 5: Solve for x
    x = 183,147,955.75/17,912.34
  6. Step 6: Final answer
    x = 10,224.68

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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.