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Finding the Fourth Proportional to 33,713.76, 50,570.40 and 16,130.40

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Solution

The fourth proportional to 33,713.76, 50,570.40 and 16,130.40 is: 24,195.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,713.76 : 50,570.40 = 16,130.40 : x
  2. Step 2: Convert to fraction form
    33,713.76/50,570.40 = 16,130.40/x
  3. Step 3: Cross multiply
    33,713.76x = 50,570.40 × 16,130.40
  4. Step 4: Simplify right side
    33,713.76x = 815,720,780.16
  5. Step 5: Solve for x
    x = 815,720,780.16/33,713.76
  6. Step 6: Final answer
    x = 24,195.49

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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.