Home / 14,164.20-21,247.10-4,303.80

Finding the Fourth Proportional to 14,164.20, 21,247.10 and 4,303.80

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Solution

The fourth proportional to 14,164.20, 21,247.10 and 4,303.80 is: 6,455.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164.20 : 21,247.10 = 4,303.80 : x
  2. Step 2: Convert to fraction form
    14,164.20/21,247.10 = 4,303.80/x
  3. Step 3: Cross multiply
    14,164.20x = 21,247.10 × 4,303.80
  4. Step 4: Simplify right side
    14,164.20x = 91,443,268.98
  5. Step 5: Solve for x
    x = 91,443,268.98/14,164.20
  6. Step 6: Final answer
    x = 6,455.94

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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.