Home / 29,530.12-40,753.38-16,956.76

Finding the Fourth Proportional to 29,530.12, 40,753.38 and 16,956.76

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Solution

The fourth proportional to 29,530.12, 40,753.38 and 16,956.76 is: 23,401.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,530.12 : 40,753.38 = 16,956.76 : x
  2. Step 2: Convert to fraction form
    29,530.12/40,753.38 = 16,956.76/x
  3. Step 3: Cross multiply
    29,530.12x = 40,753.38 × 16,956.76
  4. Step 4: Simplify right side
    29,530.12x = 691,045,283.85
  5. Step 5: Solve for x
    x = 691,045,283.85/29,530.12
  6. Step 6: Final answer
    x = 23,401.37

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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.