Home / 14,322.92-21,487.80-5,998.28

Finding the Fourth Proportional to 14,322.92, 21,487.80 and 5,998.28

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Solution

The fourth proportional to 14,322.92, 21,487.80 and 5,998.28 is: 8,998.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,322.92 : 21,487.80 = 5,998.28 : x
  2. Step 2: Convert to fraction form
    14,322.92/21,487.80 = 5,998.28/x
  3. Step 3: Cross multiply
    14,322.92x = 21,487.80 × 5,998.28
  4. Step 4: Simplify right side
    14,322.92x = 128,889,840.98
  5. Step 5: Solve for x
    x = 128,889,840.98/14,322.92
  6. Step 6: Final answer
    x = 8,998.85

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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.