Home / 33,637.28-50,331.32-21,057.08

Finding the Fourth Proportional to 33,637.28, 50,331.32 and 21,057.08

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Solution

The fourth proportional to 33,637.28, 50,331.32 and 21,057.08 is: 31,507.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,637.28 : 50,331.32 = 21,057.08 : x
  2. Step 2: Convert to fraction form
    33,637.28/50,331.32 = 21,057.08/x
  3. Step 3: Cross multiply
    33,637.28x = 50,331.32 × 21,057.08
  4. Step 4: Simplify right side
    33,637.28x = 1,059,830,631.75
  5. Step 5: Solve for x
    x = 1,059,830,631.75/33,637.28
  6. Step 6: Final answer
    x = 31,507.62

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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.