Home / 12,634.56-17,396.16-12,237.12

Finding the Fourth Proportional to 12,634.56, 17,396.16 and 12,237.12

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Solution

The fourth proportional to 12,634.56, 17,396.16 and 12,237.12 is: 16,848.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634.56 : 17,396.16 = 12,237.12 : x
  2. Step 2: Convert to fraction form
    12,634.56/17,396.16 = 12,237.12/x
  3. Step 3: Cross multiply
    12,634.56x = 17,396.16 × 12,237.12
  4. Step 4: Simplify right side
    12,634.56x = 212,878,897.46
  5. Step 5: Solve for x
    x = 212,878,897.46/12,634.56
  6. Step 6: Final answer
    x = 16,848.94

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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.