Home / 17,047.95-23,556.68-13,280.84

Finding the Fourth Proportional to 17,047.95, 23,556.68 and 13,280.84

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Solution

The fourth proportional to 17,047.95, 23,556.68 and 13,280.84 is: 18,351.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,047.95 : 23,556.68 = 13,280.84 : x
  2. Step 2: Convert to fraction form
    17,047.95/23,556.68 = 13,280.84/x
  3. Step 3: Cross multiply
    17,047.95x = 23,556.68 × 13,280.84
  4. Step 4: Simplify right side
    17,047.95x = 312,852,498.01
  5. Step 5: Solve for x
    x = 312,852,498.01/17,047.95
  6. Step 6: Final answer
    x = 18,351.33

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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.