Home / 23,779.36-35,634.48-13,337.92

Finding the Fourth Proportional to 23,779.36, 35,634.48 and 13,337.92

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Solution

The fourth proportional to 23,779.36, 35,634.48 and 13,337.92 is: 19,987.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,779.36 : 35,634.48 = 13,337.92 : x
  2. Step 2: Convert to fraction form
    23,779.36/35,634.48 = 13,337.92/x
  3. Step 3: Cross multiply
    23,779.36x = 35,634.48 × 13,337.92
  4. Step 4: Simplify right side
    23,779.36x = 475,289,843.48
  5. Step 5: Solve for x
    x = 475,289,843.48/23,779.36
  6. Step 6: Final answer
    x = 19,987.50

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Double scale
Find fourth proportional to 23,780.36, 35,635.98 and 13,338.92
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1.5x scale

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.