Home / 36,687.03-55,039.80-10,392.00

Finding the Fourth Proportional to 36,687.03, 55,039.80 and 10,392.00

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Solution

The fourth proportional to 36,687.03, 55,039.80 and 10,392.00 is: 15,590.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687.03 : 55,039.80 = 10,392.00 : x
  2. Step 2: Convert to fraction form
    36,687.03/55,039.80 = 10,392.00/x
  3. Step 3: Cross multiply
    36,687.03x = 55,039.80 × 10,392.00
  4. Step 4: Simplify right side
    36,687.03x = 571,973,434.17
  5. Step 5: Solve for x
    x = 571,973,434.17/36,687.03
  6. Step 6: Final answer
    x = 15,590.62

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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.