Home / 21,338.07-32,010.14-11,340.21

Finding the Fourth Proportional to 21,338.07, 32,010.14 and 11,340.21

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Solution

The fourth proportional to 21,338.07, 32,010.14 and 11,340.21 is: 17,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,338.07 : 32,010.14 = 11,340.21 : x
  2. Step 2: Convert to fraction form
    21,338.07/32,010.14 = 11,340.21/x
  3. Step 3: Cross multiply
    21,338.07x = 32,010.14 × 11,340.21
  4. Step 4: Simplify right side
    21,338.07x = 363,001,653.03
  5. Step 5: Solve for x
    x = 363,001,653.03/21,338.07
  6. Step 6: Final answer
    x = 17,011.93

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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.