Home / 29,370.35-40,529.99-15,941.31

Finding the Fourth Proportional to 29,370.35, 40,529.99 and 15,941.31

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Solution

The fourth proportional to 29,370.35, 40,529.99 and 15,941.31 is: 21,998.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,370.35 : 40,529.99 = 15,941.31 : x
  2. Step 2: Convert to fraction form
    29,370.35/40,529.99 = 15,941.31/x
  3. Step 3: Cross multiply
    29,370.35x = 40,529.99 × 15,941.31
  4. Step 4: Simplify right side
    29,370.35x = 646,101,114.96
  5. Step 5: Solve for x
    x = 646,101,114.96/29,370.35
  6. Step 6: Final answer
    x = 21,998.42

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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.