Home / 12,618.08-18,898.28-6,048.88

Finding the Fourth Proportional to 12,618.08, 18,898.28 and 6,048.88

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Solution

The fourth proportional to 12,618.08, 18,898.28 and 6,048.88 is: 9,059.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,618.08 : 18,898.28 = 6,048.88 : x
  2. Step 2: Convert to fraction form
    12,618.08/18,898.28 = 6,048.88/x
  3. Step 3: Cross multiply
    12,618.08x = 18,898.28 × 6,048.88
  4. Step 4: Simplify right side
    12,618.08x = 114,313,427.93
  5. Step 5: Solve for x
    x = 114,313,427.93/12,618.08
  6. Step 6: Final answer
    x = 9,059.49

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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.