Home / 14,410.58-19,885.65-8,122.82

Finding the Fourth Proportional to 14,410.58, 19,885.65 and 8,122.82

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Solution

The fourth proportional to 14,410.58, 19,885.65 and 8,122.82 is: 11,208.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,410.58 : 19,885.65 = 8,122.82 : x
  2. Step 2: Convert to fraction form
    14,410.58/19,885.65 = 8,122.82/x
  3. Step 3: Cross multiply
    14,410.58x = 19,885.65 × 8,122.82
  4. Step 4: Simplify right side
    14,410.58x = 161,527,555.53
  5. Step 5: Solve for x
    x = 161,527,555.53/14,410.58
  6. Step 6: Final answer
    x = 11,208.96

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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.