Home / 14,912.73-22,371.80-6,142.86

Finding the Fourth Proportional to 14,912.73, 22,371.80 and 6,142.86

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Solution

The fourth proportional to 14,912.73, 22,371.80 and 6,142.86 is: 9,215.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,912.73 : 22,371.80 = 6,142.86 : x
  2. Step 2: Convert to fraction form
    14,912.73/22,371.80 = 6,142.86/x
  3. Step 3: Cross multiply
    14,912.73x = 22,371.80 × 6,142.86
  4. Step 4: Simplify right side
    14,912.73x = 137,426,804.63
  5. Step 5: Solve for x
    x = 137,426,804.63/14,912.73
  6. Step 6: Final answer
    x = 9,215.40

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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.