Home / 13,556.07-20,339.95-5,241.94

Finding the Fourth Proportional to 13,556.07, 20,339.95 and 5,241.94

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Solution

The fourth proportional to 13,556.07, 20,339.95 and 5,241.94 is: 7,865.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,556.07 : 20,339.95 = 5,241.94 : x
  2. Step 2: Convert to fraction form
    13,556.07/20,339.95 = 5,241.94/x
  3. Step 3: Cross multiply
    13,556.07x = 20,339.95 × 5,241.94
  4. Step 4: Simplify right side
    13,556.07x = 106,620,797.50
  5. Step 5: Solve for x
    x = 106,620,797.50/13,556.07
  6. Step 6: Final answer
    x = 7,865.17

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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.