Home / 33,623.35-50,420.43-11,430.76

Finding the Fourth Proportional to 33,623.35, 50,420.43 and 11,430.76

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Solution

The fourth proportional to 33,623.35, 50,420.43 and 11,430.76 is: 17,141.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,623.35 : 50,420.43 = 11,430.76 : x
  2. Step 2: Convert to fraction form
    33,623.35/50,420.43 = 11,430.76/x
  3. Step 3: Cross multiply
    33,623.35x = 50,420.43 × 11,430.76
  4. Step 4: Simplify right side
    33,623.35x = 576,343,834.43
  5. Step 5: Solve for x
    x = 576,343,834.43/33,623.35
  6. Step 6: Final answer
    x = 17,141.18

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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.