Home / 14,170.08-21,256.20-4,310.20

Finding the Fourth Proportional to 14,170.08, 21,256.20 and 4,310.20

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Solution

The fourth proportional to 14,170.08, 21,256.20 and 4,310.20 is: 6,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170.08 : 21,256.20 = 4,310.20 : x
  2. Step 2: Convert to fraction form
    14,170.08/21,256.20 = 4,310.20/x
  3. Step 3: Cross multiply
    14,170.08x = 21,256.20 × 4,310.20
  4. Step 4: Simplify right side
    14,170.08x = 91,618,473.24
  5. Step 5: Solve for x
    x = 91,618,473.24/14,170.08
  6. Step 6: Final answer
    x = 6,465.63

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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.