Home / 13,805.64-19,052.01-7,518.02

Finding the Fourth Proportional to 13,805.64, 19,052.01 and 7,518.02

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Solution

The fourth proportional to 13,805.64, 19,052.01 and 7,518.02 is: 10,374.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,805.64 : 19,052.01 = 7,518.02 : x
  2. Step 2: Convert to fraction form
    13,805.64/19,052.01 = 7,518.02/x
  3. Step 3: Cross multiply
    13,805.64x = 19,052.01 × 7,518.02
  4. Step 4: Simplify right side
    13,805.64x = 143,233,296.96
  5. Step 5: Solve for x
    x = 143,233,296.96/13,805.64
  6. Step 6: Final answer
    x = 10,374.98

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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.