Home / 29,135.52-40,213.44-17,808.96

Finding the Fourth Proportional to 29,135.52, 40,213.44 and 17,808.96

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Solution

The fourth proportional to 29,135.52, 40,213.44 and 17,808.96 is: 24,580.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,135.52 : 40,213.44 = 17,808.96 : x
  2. Step 2: Convert to fraction form
    29,135.52/40,213.44 = 17,808.96/x
  3. Step 3: Cross multiply
    29,135.52x = 40,213.44 × 17,808.96
  4. Step 4: Simplify right side
    29,135.52x = 716,159,544.42
  5. Step 5: Solve for x
    x = 716,159,544.42/29,135.52
  6. Step 6: Final answer
    x = 24,580.29

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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.