Home / 12,514.48-17,274.30-7,211.40

Finding the Fourth Proportional to 12,514.48, 17,274.30 and 7,211.40

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Solution

The fourth proportional to 12,514.48, 17,274.30 and 7,211.40 is: 9,954.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,514.48 : 17,274.30 = 7,211.40 : x
  2. Step 2: Convert to fraction form
    12,514.48/17,274.30 = 7,211.40/x
  3. Step 3: Cross multiply
    12,514.48x = 17,274.30 × 7,211.40
  4. Step 4: Simplify right side
    12,514.48x = 124,571,887.02
  5. Step 5: Solve for x
    x = 124,571,887.02/12,514.48
  6. Step 6: Final answer
    x = 9,954.22

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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.