Home / 14,157.13-19,518.81-8,850.01

Finding the Fourth Proportional to 14,157.13, 19,518.81 and 8,850.01

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Solution

The fourth proportional to 14,157.13, 19,518.81 and 8,850.01 is: 12,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,157.13 : 19,518.81 = 8,850.01 : x
  2. Step 2: Convert to fraction form
    14,157.13/19,518.81 = 8,850.01/x
  3. Step 3: Cross multiply
    14,157.13x = 19,518.81 × 8,850.01
  4. Step 4: Simplify right side
    14,157.13x = 172,741,663.69
  5. Step 5: Solve for x
    x = 172,741,663.69/14,157.13
  6. Step 6: Final answer
    x = 12,201.74

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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.