Home / 29,000.20-43,500.30-28,514.20

Finding the Fourth Proportional to 29,000.20, 43,500.30 and 28,514.20

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Solution

The fourth proportional to 29,000.20, 43,500.30 and 28,514.20 is: 42,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,000.20 : 43,500.30 = 28,514.20 : x
  2. Step 2: Convert to fraction form
    29,000.20/43,500.30 = 28,514.20/x
  3. Step 3: Cross multiply
    29,000.20x = 43,500.30 × 28,514.20
  4. Step 4: Simplify right side
    29,000.20x = 1,240,376,254.26
  5. Step 5: Solve for x
    x = 1,240,376,254.26/29,000.20
  6. Step 6: Final answer
    x = 42,771.30

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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.