Home / 16,856.20-25,278.22-8,533.45

Finding the Fourth Proportional to 16,856.20, 25,278.22 and 8,533.45

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Solution

The fourth proportional to 16,856.20, 25,278.22 and 8,533.45 is: 12,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.20 : 25,278.22 = 8,533.45 : x
  2. Step 2: Convert to fraction form
    16,856.20/25,278.22 = 8,533.45/x
  3. Step 3: Cross multiply
    16,856.20x = 25,278.22 × 8,533.45
  4. Step 4: Simplify right side
    16,856.20x = 215,710,426.46
  5. Step 5: Solve for x
    x = 215,710,426.46/16,856.20
  6. Step 6: Final answer
    x = 12,797.10

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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.