Home / 14,552.36-20,089.11-9,516.79

Finding the Fourth Proportional to 14,552.36, 20,089.11 and 9,516.79

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Solution

The fourth proportional to 14,552.36, 20,089.11 and 9,516.79 is: 13,137.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,552.36 : 20,089.11 = 9,516.79 : x
  2. Step 2: Convert to fraction form
    14,552.36/20,089.11 = 9,516.79/x
  3. Step 3: Cross multiply
    14,552.36x = 20,089.11 × 9,516.79
  4. Step 4: Simplify right side
    14,552.36x = 191,183,901.96
  5. Step 5: Solve for x
    x = 191,183,901.96/14,552.36
  6. Step 6: Final answer
    x = 13,137.66

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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.