Home / 14,259.15-21,392.36-5,936.40

Finding the Fourth Proportional to 14,259.15, 21,392.36 and 5,936.40

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Solution

The fourth proportional to 14,259.15, 21,392.36 and 5,936.40 is: 8,906.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,259.15 : 21,392.36 = 5,936.40 : x
  2. Step 2: Convert to fraction form
    14,259.15/21,392.36 = 5,936.40/x
  3. Step 3: Cross multiply
    14,259.15x = 21,392.36 × 5,936.40
  4. Step 4: Simplify right side
    14,259.15x = 126,993,576.22
  5. Step 5: Solve for x
    x = 126,993,576.22/14,259.15
  6. Step 6: Final answer
    x = 8,906.11

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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.