Home / 23,266.12-34,878.36-8,464.60

Finding the Fourth Proportional to 23,266.12, 34,878.36 and 8,464.60

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Solution

The fourth proportional to 23,266.12, 34,878.36 and 8,464.60 is: 12,689.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,266.12 : 34,878.36 = 8,464.60 : x
  2. Step 2: Convert to fraction form
    23,266.12/34,878.36 = 8,464.60/x
  3. Step 3: Cross multiply
    23,266.12x = 34,878.36 × 8,464.60
  4. Step 4: Simplify right side
    23,266.12x = 295,231,366.06
  5. Step 5: Solve for x
    x = 295,231,366.06/23,266.12
  6. Step 6: Final answer
    x = 12,689.33

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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.