Home / 21,232.69-31,853.94-6,240.03

Finding the Fourth Proportional to 21,232.69, 31,853.94 and 6,240.03

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Solution

The fourth proportional to 21,232.69, 31,853.94 and 6,240.03 is: 9,361.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,232.69 : 31,853.94 = 6,240.03 : x
  2. Step 2: Convert to fraction form
    21,232.69/31,853.94 = 6,240.03/x
  3. Step 3: Cross multiply
    21,232.69x = 31,853.94 × 6,240.03
  4. Step 4: Simplify right side
    21,232.69x = 198,769,541.22
  5. Step 5: Solve for x
    x = 198,769,541.22/21,232.69
  6. Step 6: Final answer
    x = 9,361.49

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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.