Home / 33,423.40-50,135.10-11,240.20

Finding the Fourth Proportional to 33,423.40, 50,135.10 and 11,240.20

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Solution

The fourth proportional to 33,423.40, 50,135.10 and 11,240.20 is: 16,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,423.40 : 50,135.10 = 11,240.20 : x
  2. Step 2: Convert to fraction form
    33,423.40/50,135.10 = 11,240.20/x
  3. Step 3: Cross multiply
    33,423.40x = 50,135.10 × 11,240.20
  4. Step 4: Simplify right side
    33,423.40x = 563,528,551.02
  5. Step 5: Solve for x
    x = 563,528,551.02/33,423.40
  6. Step 6: Final answer
    x = 16,860.30

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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.