Home / 14,185.67-21,279.71-4,327.16

Finding the Fourth Proportional to 14,185.67, 21,279.71 and 4,327.16

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Solution

The fourth proportional to 14,185.67, 21,279.71 and 4,327.16 is: 6,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.67 : 21,279.71 = 4,327.16 : x
  2. Step 2: Convert to fraction form
    14,185.67/21,279.71 = 4,327.16/x
  3. Step 3: Cross multiply
    14,185.67x = 21,279.71 × 4,327.16
  4. Step 4: Simplify right side
    14,185.67x = 92,080,614.34
  5. Step 5: Solve for x
    x = 92,080,614.34/14,185.67
  6. Step 6: Final answer
    x = 6,491.10

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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.