Home / 14,002.29-21,009.15-6,105.96

Finding the Fourth Proportional to 14,002.29, 21,009.15 and 6,105.96

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Solution

The fourth proportional to 14,002.29, 21,009.15 and 6,105.96 is: 9,161.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002.29 : 21,009.15 = 6,105.96 : x
  2. Step 2: Convert to fraction form
    14,002.29/21,009.15 = 6,105.96/x
  3. Step 3: Cross multiply
    14,002.29x = 21,009.15 × 6,105.96
  4. Step 4: Simplify right side
    14,002.29x = 128,281,029.53
  5. Step 5: Solve for x
    x = 128,281,029.53/14,002.29
  6. Step 6: Final answer
    x = 9,161.43

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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.