Home / 12,038.04-18,057.12-4,246.86

Finding the Fourth Proportional to 12,038.04, 18,057.12 and 4,246.86

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Solution

The fourth proportional to 12,038.04, 18,057.12 and 4,246.86 is: 6,370.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,038.04 : 18,057.12 = 4,246.86 : x
  2. Step 2: Convert to fraction form
    12,038.04/18,057.12 = 4,246.86/x
  3. Step 3: Cross multiply
    12,038.04x = 18,057.12 × 4,246.86
  4. Step 4: Simplify right side
    12,038.04x = 76,686,060.64
  5. Step 5: Solve for x
    x = 76,686,060.64/12,038.04
  6. Step 6: Final answer
    x = 6,370.31

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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.