Home / 12,321.90-18,476.10-6,068.16

Finding the Fourth Proportional to 12,321.90, 18,476.10 and 6,068.16

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Solution

The fourth proportional to 12,321.90, 18,476.10 and 6,068.16 is: 9,098.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,321.90 : 18,476.10 = 6,068.16 : x
  2. Step 2: Convert to fraction form
    12,321.90/18,476.10 = 6,068.16/x
  3. Step 3: Cross multiply
    12,321.90x = 18,476.10 × 6,068.16
  4. Step 4: Simplify right side
    12,321.90x = 112,115,930.98
  5. Step 5: Solve for x
    x = 112,115,930.98/12,321.90
  6. Step 6: Final answer
    x = 9,098.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.