Home / 14,174.66-21,245.88-11,031.45

Finding the Fourth Proportional to 14,174.66, 21,245.88 and 11,031.45

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Solution

The fourth proportional to 14,174.66, 21,245.88 and 11,031.45 is: 16,534.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,174.66 : 21,245.88 = 11,031.45 : x
  2. Step 2: Convert to fraction form
    14,174.66/21,245.88 = 11,031.45/x
  3. Step 3: Cross multiply
    14,174.66x = 21,245.88 × 11,031.45
  4. Step 4: Simplify right side
    14,174.66x = 234,372,862.93
  5. Step 5: Solve for x
    x = 234,372,862.93/14,174.66
  6. Step 6: Final answer
    x = 16,534.64

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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.