Home / 13,277.52-19,890.36-10,342.08

Finding the Fourth Proportional to 13,277.52, 19,890.36 and 10,342.08

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Solution

The fourth proportional to 13,277.52, 19,890.36 and 10,342.08 is: 15,492.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.52 : 19,890.36 = 10,342.08 : x
  2. Step 2: Convert to fraction form
    13,277.52/19,890.36 = 10,342.08/x
  3. Step 3: Cross multiply
    13,277.52x = 19,890.36 × 10,342.08
  4. Step 4: Simplify right side
    13,277.52x = 205,707,694.35
  5. Step 5: Solve for x
    x = 205,707,694.35/13,277.52
  6. Step 6: Final answer
    x = 15,492.93

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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.