Home / 29,890.20-44,835.30-28,529.40

Finding the Fourth Proportional to 29,890.20, 44,835.30 and 28,529.40

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Solution

The fourth proportional to 29,890.20, 44,835.30 and 28,529.40 is: 42,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,890.20 : 44,835.30 = 28,529.40 : x
  2. Step 2: Convert to fraction form
    29,890.20/44,835.30 = 28,529.40/x
  3. Step 3: Cross multiply
    29,890.20x = 44,835.30 × 28,529.40
  4. Step 4: Simplify right side
    29,890.20x = 1,279,124,207.82
  5. Step 5: Solve for x
    x = 1,279,124,207.82/29,890.20
  6. Step 6: Final answer
    x = 42,794.10

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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.