Home / 12,059.40-18,082.86-4,267.08

Finding the Fourth Proportional to 12,059.40, 18,082.86 and 4,267.08

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Solution

The fourth proportional to 12,059.40, 18,082.86 and 4,267.08 is: 6,398.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.40 : 18,082.86 = 4,267.08 : x
  2. Step 2: Convert to fraction form
    12,059.40/18,082.86 = 4,267.08/x
  3. Step 3: Cross multiply
    12,059.40x = 18,082.86 × 4,267.08
  4. Step 4: Simplify right side
    12,059.40x = 77,161,010.25
  5. Step 5: Solve for x
    x = 77,161,010.25/12,059.40
  6. Step 6: Final answer
    x = 6,398.41

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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.