Home / 19,147.54-28,719.42-6,000.03

Finding the Fourth Proportional to 19,147.54, 28,719.42 and 6,000.03

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Solution

The fourth proportional to 19,147.54, 28,719.42 and 6,000.03 is: 8,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,147.54 : 28,719.42 = 6,000.03 : x
  2. Step 2: Convert to fraction form
    19,147.54/28,719.42 = 6,000.03/x
  3. Step 3: Cross multiply
    19,147.54x = 28,719.42 × 6,000.03
  4. Step 4: Simplify right side
    19,147.54x = 172,317,381.58
  5. Step 5: Solve for x
    x = 172,317,381.58/19,147.54
  6. Step 6: Final answer
    x = 8,999.45

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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.