Home / 33,031.20-49,431.60-30,266.40

Finding the Fourth Proportional to 33,031.20, 49,431.60 and 30,266.40

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Solution

The fourth proportional to 33,031.20, 49,431.60 and 30,266.40 is: 45,294.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,031.20 : 49,431.60 = 30,266.40 : x
  2. Step 2: Convert to fraction form
    33,031.20/49,431.60 = 30,266.40/x
  3. Step 3: Cross multiply
    33,031.20x = 49,431.60 × 30,266.40
  4. Step 4: Simplify right side
    33,031.20x = 1,496,116,578.24
  5. Step 5: Solve for x
    x = 1,496,116,578.24/33,031.20
  6. Step 6: Final answer
    x = 45,294.04

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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.