Home / 21,365.24-32,047.80-11,883.56

Finding the Fourth Proportional to 21,365.24, 32,047.80 and 11,883.56

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Solution

The fourth proportional to 21,365.24, 32,047.80 and 11,883.56 is: 17,825.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,365.24 : 32,047.80 = 11,883.56 : x
  2. Step 2: Convert to fraction form
    21,365.24/32,047.80 = 11,883.56/x
  3. Step 3: Cross multiply
    21,365.24x = 32,047.80 × 11,883.56
  4. Step 4: Simplify right side
    21,365.24x = 380,841,954.17
  5. Step 5: Solve for x
    x = 380,841,954.17/21,365.24
  6. Step 6: Final answer
    x = 17,825.31

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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.