Home / 21,063.42-29,062.26-12,113.46

Finding the Fourth Proportional to 21,063.42, 29,062.26 and 12,113.46

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Solution

The fourth proportional to 21,063.42, 29,062.26 and 12,113.46 is: 16,713.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063.42 : 29,062.26 = 12,113.46 : x
  2. Step 2: Convert to fraction form
    21,063.42/29,062.26 = 12,113.46/x
  3. Step 3: Cross multiply
    21,063.42x = 29,062.26 × 12,113.46
  4. Step 4: Simplify right side
    21,063.42x = 352,044,524.02
  5. Step 5: Solve for x
    x = 352,044,524.02/21,063.42
  6. Step 6: Final answer
    x = 16,713.55

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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.