Home / 34,199.20-51,182.10-28,658.80

Finding the Fourth Proportional to 34,199.20, 51,182.10 and 28,658.80

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Solution

The fourth proportional to 34,199.20, 51,182.10 and 28,658.80 is: 42,890.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,199.20 : 51,182.10 = 28,658.80 : x
  2. Step 2: Convert to fraction form
    34,199.20/51,182.10 = 28,658.80/x
  3. Step 3: Cross multiply
    34,199.20x = 51,182.10 × 28,658.80
  4. Step 4: Simplify right side
    34,199.20x = 1,466,817,567.48
  5. Step 5: Solve for x
    x = 1,466,817,567.48/34,199.20
  6. Step 6: Final answer
    x = 42,890.41

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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.