Home / 36,359.69-54,534.06-12,670.83

Finding the Fourth Proportional to 36,359.69, 54,534.06 and 12,670.83

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Solution

The fourth proportional to 36,359.69, 54,534.06 and 12,670.83 is: 19,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,359.69 : 54,534.06 = 12,670.83 : x
  2. Step 2: Convert to fraction form
    36,359.69/54,534.06 = 12,670.83/x
  3. Step 3: Cross multiply
    36,359.69x = 54,534.06 × 12,670.83
  4. Step 4: Simplify right side
    36,359.69x = 690,991,803.47
  5. Step 5: Solve for x
    x = 690,991,803.47/36,359.69
  6. Step 6: Final answer
    x = 19,004.34

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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.