Home / 29,129.01-40,199.79-16,553.76

Finding the Fourth Proportional to 29,129.01, 40,199.79 and 16,553.76

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Solution

The fourth proportional to 29,129.01, 40,199.79 and 16,553.76 is: 22,845.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129.01 : 40,199.79 = 16,553.76 : x
  2. Step 2: Convert to fraction form
    29,129.01/40,199.79 = 16,553.76/x
  3. Step 3: Cross multiply
    29,129.01x = 40,199.79 × 16,553.76
  4. Step 4: Simplify right side
    29,129.01x = 665,457,675.71
  5. Step 5: Solve for x
    x = 665,457,675.71/29,129.01
  6. Step 6: Final answer
    x = 22,845.19

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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.