Home / 16,779.58-23,156.78-9,226.60

Finding the Fourth Proportional to 16,779.58, 23,156.78 and 9,226.60

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Solution

The fourth proportional to 16,779.58, 23,156.78 and 9,226.60 is: 12,733.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,779.58 : 23,156.78 = 9,226.60 : x
  2. Step 2: Convert to fraction form
    16,779.58/23,156.78 = 9,226.60/x
  3. Step 3: Cross multiply
    16,779.58x = 23,156.78 × 9,226.60
  4. Step 4: Simplify right side
    16,779.58x = 213,658,346.35
  5. Step 5: Solve for x
    x = 213,658,346.35/16,779.58
  6. Step 6: Final answer
    x = 12,733.24

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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.