Home / 29,347.35-40,506.57-18,019.56

Finding the Fourth Proportional to 29,347.35, 40,506.57 and 18,019.56

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Solution

The fourth proportional to 29,347.35, 40,506.57 and 18,019.56 is: 24,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,347.35 : 40,506.57 = 18,019.56 : x
  2. Step 2: Convert to fraction form
    29,347.35/40,506.57 = 18,019.56/x
  3. Step 3: Cross multiply
    29,347.35x = 40,506.57 × 18,019.56
  4. Step 4: Simplify right side
    29,347.35x = 729,910,568.51
  5. Step 5: Solve for x
    x = 729,910,568.51/29,347.35
  6. Step 6: Final answer
    x = 24,871.43

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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.