Home / 21,419.67-32,150.27-10,334.16

Finding the Fourth Proportional to 21,419.67, 32,150.27 and 10,334.16

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Solution

The fourth proportional to 21,419.67, 32,150.27 and 10,334.16 is: 15,511.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,419.67 : 32,150.27 = 10,334.16 : x
  2. Step 2: Convert to fraction form
    21,419.67/32,150.27 = 10,334.16/x
  3. Step 3: Cross multiply
    21,419.67x = 32,150.27 × 10,334.16
  4. Step 4: Simplify right side
    21,419.67x = 332,245,911.51
  5. Step 5: Solve for x
    x = 332,245,911.51/21,419.67
  6. Step 6: Final answer
    x = 15,511.25

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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.