Home / 14,679.83-20,258.00-8,306.85

Finding the Fourth Proportional to 14,679.83, 20,258.00 and 8,306.85

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Solution

The fourth proportional to 14,679.83, 20,258.00 and 8,306.85 is: 11,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679.83 : 20,258.00 = 8,306.85 : x
  2. Step 2: Convert to fraction form
    14,679.83/20,258.00 = 8,306.85/x
  3. Step 3: Cross multiply
    14,679.83x = 20,258.00 × 8,306.85
  4. Step 4: Simplify right side
    14,679.83x = 168,280,232.88
  5. Step 5: Solve for x
    x = 168,280,232.88/14,679.83
  6. Step 6: Final answer
    x = 11,463.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.