Home / 17,905.06-26,853.51-6,812.98

Finding the Fourth Proportional to 17,905.06, 26,853.51 and 6,812.98

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Solution

The fourth proportional to 17,905.06, 26,853.51 and 6,812.98 is: 10,217.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,905.06 : 26,853.51 = 6,812.98 : x
  2. Step 2: Convert to fraction form
    17,905.06/26,853.51 = 6,812.98/x
  3. Step 3: Cross multiply
    17,905.06x = 26,853.51 × 6,812.98
  4. Step 4: Simplify right side
    17,905.06x = 182,952,426.56
  5. Step 5: Solve for x
    x = 182,952,426.56/17,905.06
  6. Step 6: Final answer
    x = 10,217.92

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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.