Home / 28,843.02-39,803.40-16,267.77

Finding the Fourth Proportional to 28,843.02, 39,803.40 and 16,267.77

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Solution

The fourth proportional to 28,843.02, 39,803.40 and 16,267.77 is: 22,449.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,843.02 : 39,803.40 = 16,267.77 : x
  2. Step 2: Convert to fraction form
    28,843.02/39,803.40 = 16,267.77/x
  3. Step 3: Cross multiply
    28,843.02x = 39,803.40 × 16,267.77
  4. Step 4: Simplify right side
    28,843.02x = 647,512,556.42
  5. Step 5: Solve for x
    x = 647,512,556.42/28,843.02
  6. Step 6: Final answer
    x = 22,449.54

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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.