Home / 14,072.38-21,102.36-5,301.16

Finding the Fourth Proportional to 14,072.38, 21,102.36 and 5,301.16

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Solution

The fourth proportional to 14,072.38, 21,102.36 and 5,301.16 is: 7,949.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.38 : 21,102.36 = 5,301.16 : x
  2. Step 2: Convert to fraction form
    14,072.38/21,102.36 = 5,301.16/x
  3. Step 3: Cross multiply
    14,072.38x = 21,102.36 × 5,301.16
  4. Step 4: Simplify right side
    14,072.38x = 111,866,986.74
  5. Step 5: Solve for x
    x = 111,866,986.74/14,072.38
  6. Step 6: Final answer
    x = 7,949.40

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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.