Home / 16,856.20-25,226.70-14,782.60

Finding the Fourth Proportional to 16,856.20, 25,226.70 and 14,782.60

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Solution

The fourth proportional to 16,856.20, 25,226.70 and 14,782.60 is: 22,123.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.20 : 25,226.70 = 14,782.60 : x
  2. Step 2: Convert to fraction form
    16,856.20/25,226.70 = 14,782.60/x
  3. Step 3: Cross multiply
    16,856.20x = 25,226.70 × 14,782.60
  4. Step 4: Simplify right side
    16,856.20x = 372,916,215.42
  5. Step 5: Solve for x
    x = 372,916,215.42/16,856.20
  6. Step 6: Final answer
    x = 22,123.39

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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.