Home / 23,037.50-31,793.40-12,966.92

Finding the Fourth Proportional to 23,037.50, 31,793.40 and 12,966.92

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Solution

The fourth proportional to 23,037.50, 31,793.40 and 12,966.92 is: 17,895.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,037.50 : 31,793.40 = 12,966.92 : x
  2. Step 2: Convert to fraction form
    23,037.50/31,793.40 = 12,966.92/x
  3. Step 3: Cross multiply
    23,037.50x = 31,793.40 × 12,966.92
  4. Step 4: Simplify right side
    23,037.50x = 412,262,474.33
  5. Step 5: Solve for x
    x = 412,262,474.33/23,037.50
  6. Step 6: Final answer
    x = 17,895.28

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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.