Home / 14,020.24-21,026.70-4,156.87

Finding the Fourth Proportional to 14,020.24, 21,026.70 and 4,156.87

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Solution

The fourth proportional to 14,020.24, 21,026.70 and 4,156.87 is: 6,234.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.24 : 21,026.70 = 4,156.87 : x
  2. Step 2: Convert to fraction form
    14,020.24/21,026.70 = 4,156.87/x
  3. Step 3: Cross multiply
    14,020.24x = 21,026.70 × 4,156.87
  4. Step 4: Simplify right side
    14,020.24x = 87,405,258.43
  5. Step 5: Solve for x
    x = 87,405,258.43/14,020.24
  6. Step 6: Final answer
    x = 6,234.22

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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.