Home / 16,823.86-25,203.44-9,405.82

Finding the Fourth Proportional to 16,823.86, 25,203.44 and 9,405.82

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Solution

The fourth proportional to 16,823.86, 25,203.44 and 9,405.82 is: 14,090.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.86 : 25,203.44 = 9,405.82 : x
  2. Step 2: Convert to fraction form
    16,823.86/25,203.44 = 9,405.82/x
  3. Step 3: Cross multiply
    16,823.86x = 25,203.44 × 9,405.82
  4. Step 4: Simplify right side
    16,823.86x = 237,059,020.02
  5. Step 5: Solve for x
    x = 237,059,020.02/16,823.86
  6. Step 6: Final answer
    x = 14,090.64

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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.