Home / 14,020.24-21,026.76-4,157.21

Finding the Fourth Proportional to 14,020.24, 21,026.76 and 4,157.21

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Solution

The fourth proportional to 14,020.24, 21,026.76 and 4,157.21 is: 6,234.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.24 : 21,026.76 = 4,157.21 : x
  2. Step 2: Convert to fraction form
    14,020.24/21,026.76 = 4,157.21/x
  3. Step 3: Cross multiply
    14,020.24x = 21,026.76 × 4,157.21
  4. Step 4: Simplify right side
    14,020.24x = 87,412,575.64
  5. Step 5: Solve for x
    x = 87,412,575.64/14,020.24
  6. Step 6: Final answer
    x = 6,234.74

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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.