Home / 13,375.72-20,068.16-5,058.13

Finding the Fourth Proportional to 13,375.72, 20,068.16 and 5,058.13

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Solution

The fourth proportional to 13,375.72, 20,068.16 and 5,058.13 is: 7,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375.72 : 20,068.16 = 5,058.13 : x
  2. Step 2: Convert to fraction form
    13,375.72/20,068.16 = 5,058.13/x
  3. Step 3: Cross multiply
    13,375.72x = 20,068.16 × 5,058.13
  4. Step 4: Simplify right side
    13,375.72x = 101,507,362.14
  5. Step 5: Solve for x
    x = 101,507,362.14/13,375.72
  6. Step 6: Final answer
    x = 7,588.93

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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.