Home / 16,774.31-23,148.96-9,220.83

Finding the Fourth Proportional to 16,774.31, 23,148.96 and 9,220.83

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Solution

The fourth proportional to 16,774.31, 23,148.96 and 9,220.83 is: 12,724.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,774.31 : 23,148.96 = 9,220.83 : x
  2. Step 2: Convert to fraction form
    16,774.31/23,148.96 = 9,220.83/x
  3. Step 3: Cross multiply
    16,774.31x = 23,148.96 × 9,220.83
  4. Step 4: Simplify right side
    16,774.31x = 213,452,624.84
  5. Step 5: Solve for x
    x = 213,452,624.84/16,774.31
  6. Step 6: Final answer
    x = 12,724.98

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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.