Home / 36,572.60-50,469.74-20,440.18

Finding the Fourth Proportional to 36,572.60, 50,469.74 and 20,440.18

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Solution

The fourth proportional to 36,572.60, 50,469.74 and 20,440.18 is: 28,207.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,572.60 : 50,469.74 = 20,440.18 : x
  2. Step 2: Convert to fraction form
    36,572.60/50,469.74 = 20,440.18/x
  3. Step 3: Cross multiply
    36,572.60x = 50,469.74 × 20,440.18
  4. Step 4: Simplify right side
    36,572.60x = 1,031,610,495.08
  5. Step 5: Solve for x
    x = 1,031,610,495.08/36,572.60
  6. Step 6: Final answer
    x = 28,207.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.