Home / 33,428.40-50,131.65-15,653.55

Finding the Fourth Proportional to 33,428.40, 50,131.65 and 15,653.55

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Solution

The fourth proportional to 33,428.40, 50,131.65 and 15,653.55 is: 23,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,428.40 : 50,131.65 = 15,653.55 : x
  2. Step 2: Convert to fraction form
    33,428.40/50,131.65 = 15,653.55/x
  3. Step 3: Cross multiply
    33,428.40x = 50,131.65 × 15,653.55
  4. Step 4: Simplify right side
    33,428.40x = 784,738,536.55
  5. Step 5: Solve for x
    x = 784,738,536.55/33,428.40
  6. Step 6: Final answer
    x = 23,475.21

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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.