Home / 14,326.77-21,490.10-8,083.94

Finding the Fourth Proportional to 14,326.77, 21,490.10 and 8,083.94

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Solution

The fourth proportional to 14,326.77, 21,490.10 and 8,083.94 is: 12,125.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,326.77 : 21,490.10 = 8,083.94 : x
  2. Step 2: Convert to fraction form
    14,326.77/21,490.10 = 8,083.94/x
  3. Step 3: Cross multiply
    14,326.77x = 21,490.10 × 8,083.94
  4. Step 4: Simplify right side
    14,326.77x = 173,724,638.57
  5. Step 5: Solve for x
    x = 173,724,638.57/14,326.77
  6. Step 6: Final answer
    x = 12,125.88

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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.