Home / 12,984.90-19,480.24-6,055.62

Finding the Fourth Proportional to 12,984.90, 19,480.24 and 6,055.62

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Solution

The fourth proportional to 12,984.90, 19,480.24 and 6,055.62 is: 9,084.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,984.90 : 19,480.24 = 6,055.62 : x
  2. Step 2: Convert to fraction form
    12,984.90/19,480.24 = 6,055.62/x
  3. Step 3: Cross multiply
    12,984.90x = 19,480.24 × 6,055.62
  4. Step 4: Simplify right side
    12,984.90x = 117,964,930.95
  5. Step 5: Solve for x
    x = 117,964,930.95/12,984.90
  6. Step 6: Final answer
    x = 9,084.78

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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.