Home / 14,033.72-21,040.86-6,238.28

Finding the Fourth Proportional to 14,033.72, 21,040.86 and 6,238.28

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Solution

The fourth proportional to 14,033.72, 21,040.86 and 6,238.28 is: 9,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,033.72 : 21,040.86 = 6,238.28 : x
  2. Step 2: Convert to fraction form
    14,033.72/21,040.86 = 6,238.28/x
  3. Step 3: Cross multiply
    14,033.72x = 21,040.86 × 6,238.28
  4. Step 4: Simplify right side
    14,033.72x = 131,258,776.12
  5. Step 5: Solve for x
    x = 131,258,776.12/14,033.72
  6. Step 6: Final answer
    x = 9,353.10

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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.