Home / 33,421.03-50,129.91-8,461.51

Finding the Fourth Proportional to 33,421.03, 50,129.91 and 8,461.51

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Solution

The fourth proportional to 33,421.03, 50,129.91 and 8,461.51 is: 12,691.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,421.03 : 50,129.91 = 8,461.51 : x
  2. Step 2: Convert to fraction form
    33,421.03/50,129.91 = 8,461.51/x
  3. Step 3: Cross multiply
    33,421.03x = 50,129.91 × 8,461.51
  4. Step 4: Simplify right side
    33,421.03x = 424,174,915.22
  5. Step 5: Solve for x
    x = 424,174,915.22/33,421.03
  6. Step 6: Final answer
    x = 12,691.86

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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.