Home / 31,181.54-46,772.46-8,995.04

Finding the Fourth Proportional to 31,181.54, 46,772.46 and 8,995.04

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Solution

The fourth proportional to 31,181.54, 46,772.46 and 8,995.04 is: 13,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,181.54 : 46,772.46 = 8,995.04 : x
  2. Step 2: Convert to fraction form
    31,181.54/46,772.46 = 8,995.04/x
  3. Step 3: Cross multiply
    31,181.54x = 46,772.46 × 8,995.04
  4. Step 4: Simplify right side
    31,181.54x = 420,719,914.74
  5. Step 5: Solve for x
    x = 420,719,914.74/31,181.54
  6. Step 6: Final answer
    x = 13,492.60

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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.