Home / 29,558.24-40,790.42-16,129.56

Finding the Fourth Proportional to 29,558.24, 40,790.42 and 16,129.56

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Solution

The fourth proportional to 29,558.24, 40,790.42 and 16,129.56 is: 22,258.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,558.24 : 40,790.42 = 16,129.56 : x
  2. Step 2: Convert to fraction form
    29,558.24/40,790.42 = 16,129.56/x
  3. Step 3: Cross multiply
    29,558.24x = 40,790.42 × 16,129.56
  4. Step 4: Simplify right side
    29,558.24x = 657,931,526.82
  5. Step 5: Solve for x
    x = 657,931,526.82/29,558.24
  6. Step 6: Final answer
    x = 22,258.82

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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.