Home / 19,055.62-26,287.98-12,343.48

Finding the Fourth Proportional to 19,055.62, 26,287.98 and 12,343.48

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Solution

The fourth proportional to 19,055.62, 26,287.98 and 12,343.48 is: 17,028.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.62 : 26,287.98 = 12,343.48 : x
  2. Step 2: Convert to fraction form
    19,055.62/26,287.98 = 12,343.48/x
  3. Step 3: Cross multiply
    19,055.62x = 26,287.98 × 12,343.48
  4. Step 4: Simplify right side
    19,055.62x = 324,485,155.37
  5. Step 5: Solve for x
    x = 324,485,155.37/19,055.62
  6. Step 6: Final answer
    x = 17,028.32

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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.