Home / 14,004.36-21,007.89-4,642.38

Finding the Fourth Proportional to 14,004.36, 21,007.89 and 4,642.38

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Solution

The fourth proportional to 14,004.36, 21,007.89 and 4,642.38 is: 6,964.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.36 : 21,007.89 = 4,642.38 : x
  2. Step 2: Convert to fraction form
    14,004.36/21,007.89 = 4,642.38/x
  3. Step 3: Cross multiply
    14,004.36x = 21,007.89 × 4,642.38
  4. Step 4: Simplify right side
    14,004.36x = 97,526,608.38
  5. Step 5: Solve for x
    x = 97,526,608.38/14,004.36
  6. Step 6: Final answer
    x = 6,964.02

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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.