Home / 16,845.30-23,246.63-9,291.84

Finding the Fourth Proportional to 16,845.30, 23,246.63 and 9,291.84

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Solution

The fourth proportional to 16,845.30, 23,246.63 and 9,291.84 is: 12,822.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845.30 : 23,246.63 = 9,291.84 : x
  2. Step 2: Convert to fraction form
    16,845.30/23,246.63 = 9,291.84/x
  3. Step 3: Cross multiply
    16,845.30x = 23,246.63 × 9,291.84
  4. Step 4: Simplify right side
    16,845.30x = 216,003,989.73
  5. Step 5: Solve for x
    x = 216,003,989.73/16,845.30
  6. Step 6: Final answer
    x = 12,822.80

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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.