Home / 14,341.38-21,501.09-8,108.43

Finding the Fourth Proportional to 14,341.38, 21,501.09 and 8,108.43

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Solution

The fourth proportional to 14,341.38, 21,501.09 and 8,108.43 is: 12,156.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,341.38 : 21,501.09 = 8,108.43 : x
  2. Step 2: Convert to fraction form
    14,341.38/21,501.09 = 8,108.43/x
  3. Step 3: Cross multiply
    14,341.38x = 21,501.09 × 8,108.43
  4. Step 4: Simplify right side
    14,341.38x = 174,340,083.19
  5. Step 5: Solve for x
    x = 174,340,083.19/14,341.38
  6. Step 6: Final answer
    x = 12,156.44

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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.