Home / 21,347.51-32,016.47-6,556.56

Finding the Fourth Proportional to 21,347.51, 32,016.47 and 6,556.56

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Solution

The fourth proportional to 21,347.51, 32,016.47 and 6,556.56 is: 9,833.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,347.51 : 32,016.47 = 6,556.56 : x
  2. Step 2: Convert to fraction form
    21,347.51/32,016.47 = 6,556.56/x
  3. Step 3: Cross multiply
    21,347.51x = 32,016.47 × 6,556.56
  4. Step 4: Simplify right side
    21,347.51x = 209,917,873.76
  5. Step 5: Solve for x
    x = 209,917,873.76/21,347.51
  6. Step 6: Final answer
    x = 9,833.37

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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.