Home / 14,133.64-19,505.10-8,166.10

Finding the Fourth Proportional to 14,133.64, 19,505.10 and 8,166.10

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Solution

The fourth proportional to 14,133.64, 19,505.10 and 8,166.10 is: 11,269.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.64 : 19,505.10 = 8,166.10 : x
  2. Step 2: Convert to fraction form
    14,133.64/19,505.10 = 8,166.10/x
  3. Step 3: Cross multiply
    14,133.64x = 19,505.10 × 8,166.10
  4. Step 4: Simplify right side
    14,133.64x = 159,280,597.11
  5. Step 5: Solve for x
    x = 159,280,597.11/14,133.64
  6. Step 6: Final answer
    x = 11,269.61

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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.