Home / 13,345.35-19,977.92-13,027.02

Finding the Fourth Proportional to 13,345.35, 19,977.92 and 13,027.02

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Solution

The fourth proportional to 13,345.35, 19,977.92 and 13,027.02 is: 19,501.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,345.35 : 19,977.92 = 13,027.02 : x
  2. Step 2: Convert to fraction form
    13,345.35/19,977.92 = 13,027.02/x
  3. Step 3: Cross multiply
    13,345.35x = 19,977.92 × 13,027.02
  4. Step 4: Simplify right side
    13,345.35x = 260,252,763.40
  5. Step 5: Solve for x
    x = 260,252,763.40/13,345.35
  6. Step 6: Final answer
    x = 19,501.38

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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.