Home / 21,734.11-32,588.07-11,859.67

Finding the Fourth Proportional to 21,734.11, 32,588.07 and 11,859.67

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Solution

The fourth proportional to 21,734.11, 32,588.07 and 11,859.67 is: 17,782.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,734.11 : 32,588.07 = 11,859.67 : x
  2. Step 2: Convert to fraction form
    21,734.11/32,588.07 = 11,859.67/x
  3. Step 3: Cross multiply
    21,734.11x = 32,588.07 × 11,859.67
  4. Step 4: Simplify right side
    21,734.11x = 386,483,756.14
  5. Step 5: Solve for x
    x = 386,483,756.14/21,734.11
  6. Step 6: Final answer
    x = 17,782.36

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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.