Home / 19,954.36-29,923.74-8,713.13

Finding the Fourth Proportional to 19,954.36, 29,923.74 and 8,713.13

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Solution

The fourth proportional to 19,954.36, 29,923.74 and 8,713.13 is: 13,066.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954.36 : 29,923.74 = 8,713.13 : x
  2. Step 2: Convert to fraction form
    19,954.36/29,923.74 = 8,713.13/x
  3. Step 3: Cross multiply
    19,954.36x = 29,923.74 × 8,713.13
  4. Step 4: Simplify right side
    19,954.36x = 260,729,287.09
  5. Step 5: Solve for x
    x = 260,729,287.09/19,954.36
  6. Step 6: Final answer
    x = 13,066.28

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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.