Home / 28,975.23-39,984.44-17,795.07

Finding the Fourth Proportional to 28,975.23, 39,984.44 and 17,795.07

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Solution

The fourth proportional to 28,975.23, 39,984.44 and 17,795.07 is: 24,556.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,975.23 : 39,984.44 = 17,795.07 : x
  2. Step 2: Convert to fraction form
    28,975.23/39,984.44 = 17,795.07/x
  3. Step 3: Cross multiply
    28,975.23x = 39,984.44 × 17,795.07
  4. Step 4: Simplify right side
    28,975.23x = 711,525,819.74
  5. Step 5: Solve for x
    x = 711,525,819.74/28,975.23
  6. Step 6: Final answer
    x = 24,556.35

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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.