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Finding the Fourth Proportional to 14,204.88, 19,613.88 and 11,548.08

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Solution

The fourth proportional to 14,204.88, 19,613.88 and 11,548.08 is: 15,945.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,204.88 : 19,613.88 = 11,548.08 : x
  2. Step 2: Convert to fraction form
    14,204.88/19,613.88 = 11,548.08/x
  3. Step 3: Cross multiply
    14,204.88x = 19,613.88 × 11,548.08
  4. Step 4: Simplify right side
    14,204.88x = 226,502,655.35
  5. Step 5: Solve for x
    x = 226,502,655.35/14,204.88
  6. Step 6: Final answer
    x = 15,945.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.