Home / 33,031.20-49,551.60-10,840.80

Finding the Fourth Proportional to 33,031.20, 49,551.60 and 10,840.80

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Solution

The fourth proportional to 33,031.20, 49,551.60 and 10,840.80 is: 16,262.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,031.20 : 49,551.60 = 10,840.80 : x
  2. Step 2: Convert to fraction form
    33,031.20/49,551.60 = 10,840.80/x
  3. Step 3: Cross multiply
    33,031.20x = 49,551.60 × 10,840.80
  4. Step 4: Simplify right side
    33,031.20x = 537,178,985.28
  5. Step 5: Solve for x
    x = 537,178,985.28/33,031.20
  6. Step 6: Final answer
    x = 16,262.78

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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.