Home / 36,752.72-55,128.05-11,792.67

Finding the Fourth Proportional to 36,752.72, 55,128.05 and 11,792.67

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Solution

The fourth proportional to 36,752.72, 55,128.05 and 11,792.67 is: 17,688.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,752.72 : 55,128.05 = 11,792.67 : x
  2. Step 2: Convert to fraction form
    36,752.72/55,128.05 = 11,792.67/x
  3. Step 3: Cross multiply
    36,752.72x = 55,128.05 × 11,792.67
  4. Step 4: Simplify right side
    36,752.72x = 650,106,842.43
  5. Step 5: Solve for x
    x = 650,106,842.43/36,752.72
  6. Step 6: Final answer
    x = 17,688.68

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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.