Home / 36,415.58-54,623.53-12,723.02

Finding the Fourth Proportional to 36,415.58, 54,623.53 and 12,723.02

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Solution

The fourth proportional to 36,415.58, 54,623.53 and 12,723.02 is: 19,084.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,415.58 : 54,623.53 = 12,723.02 : x
  2. Step 2: Convert to fraction form
    36,415.58/54,623.53 = 12,723.02/x
  3. Step 3: Cross multiply
    36,415.58x = 54,623.53 × 12,723.02
  4. Step 4: Simplify right side
    36,415.58x = 694,976,264.66
  5. Step 5: Solve for x
    x = 694,976,264.66/36,415.58
  6. Step 6: Final answer
    x = 19,084.59

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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.