Home / 12,023.28-18,036.98-3,703.14

Finding the Fourth Proportional to 12,023.28, 18,036.98 and 3,703.14

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Solution

The fourth proportional to 12,023.28, 18,036.98 and 3,703.14 is: 5,555.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,023.28 : 18,036.98 = 3,703.14 : x
  2. Step 2: Convert to fraction form
    12,023.28/18,036.98 = 3,703.14/x
  3. Step 3: Cross multiply
    12,023.28x = 18,036.98 × 3,703.14
  4. Step 4: Simplify right side
    12,023.28x = 66,793,443.60
  5. Step 5: Solve for x
    x = 66,793,443.60/12,023.28
  6. Step 6: Final answer
    x = 5,555.34

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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.