Home / 29,348.37-40,500.05-15,919.29

Finding the Fourth Proportional to 29,348.37, 40,500.05 and 15,919.29

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Solution

The fourth proportional to 29,348.37, 40,500.05 and 15,919.29 is: 21,968.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,348.37 : 40,500.05 = 15,919.29 : x
  2. Step 2: Convert to fraction form
    29,348.37/40,500.05 = 15,919.29/x
  3. Step 3: Cross multiply
    29,348.37x = 40,500.05 × 15,919.29
  4. Step 4: Simplify right side
    29,348.37x = 644,731,961.37
  5. Step 5: Solve for x
    x = 644,731,961.37/29,348.37
  6. Step 6: Final answer
    x = 21,968.24

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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.