Home / 29,579.16-40,817.40-16,147.68

Finding the Fourth Proportional to 29,579.16, 40,817.40 and 16,147.68

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Solution

The fourth proportional to 29,579.16, 40,817.40 and 16,147.68 is: 22,282.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,579.16 : 40,817.40 = 16,147.68 : x
  2. Step 2: Convert to fraction form
    29,579.16/40,817.40 = 16,147.68/x
  3. Step 3: Cross multiply
    29,579.16x = 40,817.40 × 16,147.68
  4. Step 4: Simplify right side
    29,579.16x = 659,106,313.63
  5. Step 5: Solve for x
    x = 659,106,313.63/29,579.16
  6. Step 6: Final answer
    x = 22,282.79

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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.