Home / 16,820.28-25,246.95-12,834.48

Finding the Fourth Proportional to 16,820.28, 25,246.95 and 12,834.48

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Solution

The fourth proportional to 16,820.28, 25,246.95 and 12,834.48 is: 19,264.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820.28 : 25,246.95 = 12,834.48 : x
  2. Step 2: Convert to fraction form
    16,820.28/25,246.95 = 12,834.48/x
  3. Step 3: Cross multiply
    16,820.28x = 25,246.95 × 12,834.48
  4. Step 4: Simplify right side
    16,820.28x = 324,031,474.84
  5. Step 5: Solve for x
    x = 324,031,474.84/16,820.28
  6. Step 6: Final answer
    x = 19,264.33

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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.