Home / 21,741.21-32,601.29-10,634.90

Finding the Fourth Proportional to 21,741.21, 32,601.29 and 10,634.90

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Solution

The fourth proportional to 21,741.21, 32,601.29 and 10,634.90 is: 15,947.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,741.21 : 32,601.29 = 10,634.90 : x
  2. Step 2: Convert to fraction form
    21,741.21/32,601.29 = 10,634.90/x
  3. Step 3: Cross multiply
    21,741.21x = 32,601.29 × 10,634.90
  4. Step 4: Simplify right side
    21,741.21x = 346,711,242.84
  5. Step 5: Solve for x
    x = 346,711,242.84/21,741.21
  6. Step 6: Final answer
    x = 15,947.19

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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.