Home / 12,827.15-19,243.61-4,507.74

Finding the Fourth Proportional to 12,827.15, 19,243.61 and 4,507.74

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Solution

The fourth proportional to 12,827.15, 19,243.61 and 4,507.74 is: 6,762.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,827.15 : 19,243.61 = 4,507.74 : x
  2. Step 2: Convert to fraction form
    12,827.15/19,243.61 = 4,507.74/x
  3. Step 3: Cross multiply
    12,827.15x = 19,243.61 × 4,507.74
  4. Step 4: Simplify right side
    12,827.15x = 86,745,168.00
  5. Step 5: Solve for x
    x = 86,745,168.00/12,827.15
  6. Step 6: Final answer
    x = 6,762.62

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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.