Home / 14,026.05-21,043.26-4,165.65

Finding the Fourth Proportional to 14,026.05, 21,043.26 and 4,165.65

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Solution

The fourth proportional to 14,026.05, 21,043.26 and 4,165.65 is: 6,249.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026.05 : 21,043.26 = 4,165.65 : x
  2. Step 2: Convert to fraction form
    14,026.05/21,043.26 = 4,165.65/x
  3. Step 3: Cross multiply
    14,026.05x = 21,043.26 × 4,165.65
  4. Step 4: Simplify right side
    14,026.05x = 87,658,856.02
  5. Step 5: Solve for x
    x = 87,658,856.02/14,026.05
  6. Step 6: Final answer
    x = 6,249.72

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Double scale
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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.