Home / 39,806.52-59,710.59-13,511.22

Finding the Fourth Proportional to 39,806.52, 59,710.59 and 13,511.22

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Solution

The fourth proportional to 39,806.52, 59,710.59 and 13,511.22 is: 20,267.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,806.52 : 59,710.59 = 13,511.22 : x
  2. Step 2: Convert to fraction form
    39,806.52/59,710.59 = 13,511.22/x
  3. Step 3: Cross multiply
    39,806.52x = 59,710.59 × 13,511.22
  4. Step 4: Simplify right side
    39,806.52x = 806,762,917.82
  5. Step 5: Solve for x
    x = 806,762,917.82/39,806.52
  6. Step 6: Final answer
    x = 20,267.10

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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.