Home / 33,621.35-50,417.43-11,428.76

Finding the Fourth Proportional to 33,621.35, 50,417.43 and 11,428.76

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Solution

The fourth proportional to 33,621.35, 50,417.43 and 11,428.76 is: 17,138.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,621.35 : 50,417.43 = 11,428.76 : x
  2. Step 2: Convert to fraction form
    33,621.35/50,417.43 = 11,428.76/x
  3. Step 3: Cross multiply
    33,621.35x = 50,417.43 × 11,428.76
  4. Step 4: Simplify right side
    33,621.35x = 576,208,707.29
  5. Step 5: Solve for x
    x = 576,208,707.29/33,621.35
  6. Step 6: Final answer
    x = 17,138.18

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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.