Home / 23,790.18-32,830.72-13,179.98

Finding the Fourth Proportional to 23,790.18, 32,830.72 and 13,179.98

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Solution

The fourth proportional to 23,790.18, 32,830.72 and 13,179.98 is: 18,188.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,790.18 : 32,830.72 = 13,179.98 : x
  2. Step 2: Convert to fraction form
    23,790.18/32,830.72 = 13,179.98/x
  3. Step 3: Cross multiply
    23,790.18x = 32,830.72 × 13,179.98
  4. Step 4: Simplify right side
    23,790.18x = 432,708,232.99
  5. Step 5: Solve for x
    x = 432,708,232.99/23,790.18
  6. Step 6: Final answer
    x = 18,188.52

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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.