Home / 32,879.16-45,365.40-19,449.36

Finding the Fourth Proportional to 32,879.16, 45,365.40 and 19,449.36

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Solution

The fourth proportional to 32,879.16, 45,365.40 and 19,449.36 is: 26,835.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,879.16 : 45,365.40 = 19,449.36 : x
  2. Step 2: Convert to fraction form
    32,879.16/45,365.40 = 19,449.36/x
  3. Step 3: Cross multiply
    32,879.16x = 45,365.40 × 19,449.36
  4. Step 4: Simplify right side
    32,879.16x = 882,327,996.14
  5. Step 5: Solve for x
    x = 882,327,996.14/32,879.16
  6. Step 6: Final answer
    x = 26,835.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.