Home / 39,000.02-53,819.82-21,094.97

Finding the Fourth Proportional to 39,000.02, 53,819.82 and 21,094.97

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Solution

The fourth proportional to 39,000.02, 53,819.82 and 21,094.97 is: 29,110.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,000.02 : 53,819.82 = 21,094.97 : x
  2. Step 2: Convert to fraction form
    39,000.02/53,819.82 = 21,094.97/x
  3. Step 3: Cross multiply
    39,000.02x = 53,819.82 × 21,094.97
  4. Step 4: Simplify right side
    39,000.02x = 1,135,327,613.98
  5. Step 5: Solve for x
    x = 1,135,327,613.98/39,000.02
  6. Step 6: Final answer
    x = 29,110.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.