Home / 16,038.96-22,133.04-8,964

Finding the Fourth Proportional to 16,038.96, 22,133.04 and 8,964

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Solution

The fourth proportional to 16,038.96, 22,133.04 and 8,964 is: 12,369.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,038.96 : 22,133.04 = 8,964 : x
  2. Step 2: Convert to fraction form
    16,038.96/22,133.04 = 8,964/x
  3. Step 3: Cross multiply
    16,038.96x = 22,133.04 × 8,964
  4. Step 4: Simplify right side
    16,038.96x = 198,400,570.56
  5. Step 5: Solve for x
    x = 198,400,570.56/16,038.96
  6. Step 6: Final answer
    x = 12,369.91

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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.