Home / 36,373.80-54,568.08-12,999.66

Finding the Fourth Proportional to 36,373.80, 54,568.08 and 12,999.66

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Solution

The fourth proportional to 36,373.80, 54,568.08 and 12,999.66 is: 19,502.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,373.80 : 54,568.08 = 12,999.66 : x
  2. Step 2: Convert to fraction form
    36,373.80/54,568.08 = 12,999.66/x
  3. Step 3: Cross multiply
    36,373.80x = 54,568.08 × 12,999.66
  4. Step 4: Simplify right side
    36,373.80x = 709,366,486.85
  5. Step 5: Solve for x
    x = 709,366,486.85/36,373.80
  6. Step 6: Final answer
    x = 19,502.13

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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.