Home / 14,072.36-21,102.32-7,497.14

Finding the Fourth Proportional to 14,072.36, 21,102.32 and 7,497.14

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Solution

The fourth proportional to 14,072.36, 21,102.32 and 7,497.14 is: 11,242.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.36 : 21,102.32 = 7,497.14 : x
  2. Step 2: Convert to fraction form
    14,072.36/21,102.32 = 7,497.14/x
  3. Step 3: Cross multiply
    14,072.36x = 21,102.32 × 7,497.14
  4. Step 4: Simplify right side
    14,072.36x = 158,206,960.60
  5. Step 5: Solve for x
    x = 158,206,960.60/14,072.36
  6. Step 6: Final answer
    x = 11,242.39

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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.