Home / 36,687.04-55,013.76-11,722.24

Finding the Fourth Proportional to 36,687.04, 55,013.76 and 11,722.24

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Solution

The fourth proportional to 36,687.04, 55,013.76 and 11,722.24 is: 17,577.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687.04 : 55,013.76 = 11,722.24 : x
  2. Step 2: Convert to fraction form
    36,687.04/55,013.76 = 11,722.24/x
  3. Step 3: Cross multiply
    36,687.04x = 55,013.76 × 11,722.24
  4. Step 4: Simplify right side
    36,687.04x = 644,884,498.02
  5. Step 5: Solve for x
    x = 644,884,498.02/36,687.04
  6. Step 6: Final answer
    x = 17,577.99

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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.