Home / 14,110.08-21,150.95-5,342.64

Finding the Fourth Proportional to 14,110.08, 21,150.95 and 5,342.64

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Solution

The fourth proportional to 14,110.08, 21,150.95 and 5,342.64 is: 8,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.08 : 21,150.95 = 5,342.64 : x
  2. Step 2: Convert to fraction form
    14,110.08/21,150.95 = 5,342.64/x
  3. Step 3: Cross multiply
    14,110.08x = 21,150.95 × 5,342.64
  4. Step 4: Simplify right side
    14,110.08x = 113,001,884.79
  5. Step 5: Solve for x
    x = 113,001,884.79/14,110.08
  6. Step 6: Final answer
    x = 8,008.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.