Home / 14,166.99-19,516.61-9,910.10

Finding the Fourth Proportional to 14,166.99, 19,516.61 and 9,910.10

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Solution

The fourth proportional to 14,166.99, 19,516.61 and 9,910.10 is: 13,652.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.99 : 19,516.61 = 9,910.10 : x
  2. Step 2: Convert to fraction form
    14,166.99/19,516.61 = 9,910.10/x
  3. Step 3: Cross multiply
    14,166.99x = 19,516.61 × 9,910.10
  4. Step 4: Simplify right side
    14,166.99x = 193,411,630.33
  5. Step 5: Solve for x
    x = 193,411,630.33/14,166.99
  6. Step 6: Final answer
    x = 13,652.27

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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.