Home / 21,033.02-31,544.67-6,238.37

Finding the Fourth Proportional to 21,033.02, 31,544.67 and 6,238.37

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Solution

The fourth proportional to 21,033.02, 31,544.67 and 6,238.37 is: 9,356.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,033.02 : 31,544.67 = 6,238.37 : x
  2. Step 2: Convert to fraction form
    21,033.02/31,544.67 = 6,238.37/x
  3. Step 3: Cross multiply
    21,033.02x = 31,544.67 × 6,238.37
  4. Step 4: Simplify right side
    21,033.02x = 196,787,322.99
  5. Step 5: Solve for x
    x = 196,787,322.99/21,033.02
  6. Step 6: Final answer
    x = 9,356.11

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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.