Home / 23,400.70-32,292.98-12,790.33

Finding the Fourth Proportional to 23,400.70, 32,292.98 and 12,790.33

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Solution

The fourth proportional to 23,400.70, 32,292.98 and 12,790.33 is: 17,650.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,400.70 : 32,292.98 = 12,790.33 : x
  2. Step 2: Convert to fraction form
    23,400.70/32,292.98 = 12,790.33/x
  3. Step 3: Cross multiply
    23,400.70x = 32,292.98 × 12,790.33
  4. Step 4: Simplify right side
    23,400.70x = 413,037,864.99
  5. Step 5: Solve for x
    x = 413,037,864.99/23,400.70
  6. Step 6: Final answer
    x = 17,650.66

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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.