Home / 21,601.54-32,376.43-14,108.66

Finding the Fourth Proportional to 21,601.54, 32,376.43 and 14,108.66

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Solution

The fourth proportional to 21,601.54, 32,376.43 and 14,108.66 is: 21,146.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,601.54 : 32,376.43 = 14,108.66 : x
  2. Step 2: Convert to fraction form
    21,601.54/32,376.43 = 14,108.66/x
  3. Step 3: Cross multiply
    21,601.54x = 32,376.43 × 14,108.66
  4. Step 4: Simplify right side
    21,601.54x = 456,788,042.88
  5. Step 5: Solve for x
    x = 456,788,042.88/21,601.54
  6. Step 6: Final answer
    x = 21,146.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.