Home / 14,837.92-20,474.94-8,868.40

Finding the Fourth Proportional to 14,837.92, 20,474.94 and 8,868.40

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Solution

The fourth proportional to 14,837.92, 20,474.94 and 8,868.40 is: 12,237.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,837.92 : 20,474.94 = 8,868.40 : x
  2. Step 2: Convert to fraction form
    14,837.92/20,474.94 = 8,868.40/x
  3. Step 3: Cross multiply
    14,837.92x = 20,474.94 × 8,868.40
  4. Step 4: Simplify right side
    14,837.92x = 181,579,957.90
  5. Step 5: Solve for x
    x = 181,579,957.90/14,837.92
  6. Step 6: Final answer
    x = 12,237.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.