Home / 19,311.90-26,644.59-14,043.66

Finding the Fourth Proportional to 19,311.90, 26,644.59 and 14,043.66

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Solution

The fourth proportional to 19,311.90, 26,644.59 and 14,043.66 is: 19,376.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,311.90 : 26,644.59 = 14,043.66 : x
  2. Step 2: Convert to fraction form
    19,311.90/26,644.59 = 14,043.66/x
  3. Step 3: Cross multiply
    19,311.90x = 26,644.59 × 14,043.66
  4. Step 4: Simplify right side
    19,311.90x = 374,187,562.80
  5. Step 5: Solve for x
    x = 374,187,562.80/19,311.90
  6. Step 6: Final answer
    x = 19,376.01

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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.