Home / 19,008-26,242.56-12,395.52

Finding the Fourth Proportional to 19,008, 26,242.56 and 12,395.52

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Solution

The fourth proportional to 19,008, 26,242.56 and 12,395.52 is: 17,113.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008 : 26,242.56 = 12,395.52 : x
  2. Step 2: Convert to fraction form
    19,008/26,242.56 = 12,395.52/x
  3. Step 3: Cross multiply
    19,008x = 26,242.56 × 12,395.52
  4. Step 4: Simplify right side
    19,008x = 325,290,177.33
  5. Step 5: Solve for x
    x = 325,290,177.33/19,008
  6. Step 6: Final answer
    x = 17,113.33

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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.