Home / 19,243.84-26,556.42-10,860.28

Finding the Fourth Proportional to 19,243.84, 26,556.42 and 10,860.28

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Solution

The fourth proportional to 19,243.84, 26,556.42 and 10,860.28 is: 14,987.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.84 : 26,556.42 = 10,860.28 : x
  2. Step 2: Convert to fraction form
    19,243.84/26,556.42 = 10,860.28/x
  3. Step 3: Cross multiply
    19,243.84x = 26,556.42 × 10,860.28
  4. Step 4: Simplify right side
    19,243.84x = 288,410,157.00
  5. Step 5: Solve for x
    x = 288,410,157.00/19,243.84
  6. Step 6: Final answer
    x = 14,987.14

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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.