Home / 16,817.21-23,207.91-9,263.58

Finding the Fourth Proportional to 16,817.21, 23,207.91 and 9,263.58

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Solution

The fourth proportional to 16,817.21, 23,207.91 and 9,263.58 is: 12,783.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817.21 : 23,207.91 = 9,263.58 : x
  2. Step 2: Convert to fraction form
    16,817.21/23,207.91 = 9,263.58/x
  3. Step 3: Cross multiply
    16,817.21x = 23,207.91 × 9,263.58
  4. Step 4: Simplify right side
    16,817.21x = 214,988,214.88
  5. Step 5: Solve for x
    x = 214,988,214.88/16,817.21
  6. Step 6: Final answer
    x = 12,783.82

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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.