Home / 28,493.04-39,317.72-16,556.24

Finding the Fourth Proportional to 28,493.04, 39,317.72 and 16,556.24

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Solution

The fourth proportional to 28,493.04, 39,317.72 and 16,556.24 is: 22,846.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,493.04 : 39,317.72 = 16,556.24 : x
  2. Step 2: Convert to fraction form
    28,493.04/39,317.72 = 16,556.24/x
  3. Step 3: Cross multiply
    28,493.04x = 39,317.72 × 16,556.24
  4. Step 4: Simplify right side
    28,493.04x = 650,953,608.57
  5. Step 5: Solve for x
    x = 650,953,608.57/28,493.04
  6. Step 6: Final answer
    x = 22,846.06

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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.