Home / 12,847.18-19,270.98-4,527.30

Finding the Fourth Proportional to 12,847.18, 19,270.98 and 4,527.30

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Solution

The fourth proportional to 12,847.18, 19,270.98 and 4,527.30 is: 6,791.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,847.18 : 19,270.98 = 4,527.30 : x
  2. Step 2: Convert to fraction form
    12,847.18/19,270.98 = 4,527.30/x
  3. Step 3: Cross multiply
    12,847.18x = 19,270.98 × 4,527.30
  4. Step 4: Simplify right side
    12,847.18x = 87,245,477.17
  5. Step 5: Solve for x
    x = 87,245,477.17/12,847.18
  6. Step 6: Final answer
    x = 6,791.02

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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.