Home / 23,103.95-31,883.45-12,493.58

Finding the Fourth Proportional to 23,103.95, 31,883.45 and 12,493.58

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Solution

The fourth proportional to 23,103.95, 31,883.45 and 12,493.58 is: 17,241.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,103.95 : 31,883.45 = 12,493.58 : x
  2. Step 2: Convert to fraction form
    23,103.95/31,883.45 = 12,493.58/x
  3. Step 3: Cross multiply
    23,103.95x = 31,883.45 × 12,493.58
  4. Step 4: Simplify right side
    23,103.95x = 398,338,211.37
  5. Step 5: Solve for x
    x = 398,338,211.37/23,103.95
  6. Step 6: Final answer
    x = 17,241.13

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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.