Home / 14,342.36-19,792.19-7,969.01

Finding the Fourth Proportional to 14,342.36, 19,792.19 and 7,969.01

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Solution

The fourth proportional to 14,342.36, 19,792.19 and 7,969.01 is: 10,997.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.36 : 19,792.19 = 7,969.01 : x
  2. Step 2: Convert to fraction form
    14,342.36/19,792.19 = 7,969.01/x
  3. Step 3: Cross multiply
    14,342.36x = 19,792.19 × 7,969.01
  4. Step 4: Simplify right side
    14,342.36x = 157,724,021.23
  5. Step 5: Solve for x
    x = 157,724,021.23/14,342.36
  6. Step 6: Final answer
    x = 10,997.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.