Home / 14,346.21-21,519.23-8,498.64

Finding the Fourth Proportional to 14,346.21, 21,519.23 and 8,498.64

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Solution

The fourth proportional to 14,346.21, 21,519.23 and 8,498.64 is: 12,747.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346.21 : 21,519.23 = 8,498.64 : x
  2. Step 2: Convert to fraction form
    14,346.21/21,519.23 = 8,498.64/x
  3. Step 3: Cross multiply
    14,346.21x = 21,519.23 × 8,498.64
  4. Step 4: Simplify right side
    14,346.21x = 182,884,146.35
  5. Step 5: Solve for x
    x = 182,884,146.35/14,346.21
  6. Step 6: Final answer
    x = 12,747.91

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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.