Home / 36,526.18-54,791.70-12,830.85

Finding the Fourth Proportional to 36,526.18, 54,791.70 and 12,830.85

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Solution

The fourth proportional to 36,526.18, 54,791.70 and 12,830.85 is: 19,247.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,526.18 : 54,791.70 = 12,830.85 : x
  2. Step 2: Convert to fraction form
    36,526.18/54,791.70 = 12,830.85/x
  3. Step 3: Cross multiply
    36,526.18x = 54,791.70 × 12,830.85
  4. Step 4: Simplify right side
    36,526.18x = 703,023,809.99
  5. Step 5: Solve for x
    x = 703,023,809.99/36,526.18
  6. Step 6: Final answer
    x = 19,247.12

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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.