Home / 28,748.85-43,123.42-10,029.04

Finding the Fourth Proportional to 28,748.85, 43,123.42 and 10,029.04

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Solution

The fourth proportional to 28,748.85, 43,123.42 and 10,029.04 is: 15,043.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,748.85 : 43,123.42 = 10,029.04 : x
  2. Step 2: Convert to fraction form
    28,748.85/43,123.42 = 10,029.04/x
  3. Step 3: Cross multiply
    28,748.85x = 43,123.42 × 10,029.04
  4. Step 4: Simplify right side
    28,748.85x = 432,486,408.84
  5. Step 5: Solve for x
    x = 432,486,408.84/28,748.85
  6. Step 6: Final answer
    x = 15,043.61

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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.