Home / 14,022.45-21,029.13-4,659.96

Finding the Fourth Proportional to 14,022.45, 21,029.13 and 4,659.96

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Solution

The fourth proportional to 14,022.45, 21,029.13 and 4,659.96 is: 6,988.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.45 : 21,029.13 = 4,659.96 : x
  2. Step 2: Convert to fraction form
    14,022.45/21,029.13 = 4,659.96/x
  3. Step 3: Cross multiply
    14,022.45x = 21,029.13 × 4,659.96
  4. Step 4: Simplify right side
    14,022.45x = 97,994,904.63
  5. Step 5: Solve for x
    x = 97,994,904.63/14,022.45
  6. Step 6: Final answer
    x = 6,988.43

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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.