Home / 36,913.90-55,378.83-11,956.46

Finding the Fourth Proportional to 36,913.90, 55,378.83 and 11,956.46

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Solution

The fourth proportional to 36,913.90, 55,378.83 and 11,956.46 is: 17,937.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,913.90 : 55,378.83 = 11,956.46 : x
  2. Step 2: Convert to fraction form
    36,913.90/55,378.83 = 11,956.46/x
  3. Step 3: Cross multiply
    36,913.90x = 55,378.83 × 11,956.46
  4. Step 4: Simplify right side
    36,913.90x = 662,134,765.74
  5. Step 5: Solve for x
    x = 662,134,765.74/36,913.90
  6. Step 6: Final answer
    x = 17,937.27

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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.