Home / 29,027.60-43,541.40-19,811.60

Finding the Fourth Proportional to 29,027.60, 43,541.40 and 19,811.60

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Solution

The fourth proportional to 29,027.60, 43,541.40 and 19,811.60 is: 29,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,027.60 : 43,541.40 = 19,811.60 : x
  2. Step 2: Convert to fraction form
    29,027.60/43,541.40 = 19,811.60/x
  3. Step 3: Cross multiply
    29,027.60x = 43,541.40 × 19,811.60
  4. Step 4: Simplify right side
    29,027.60x = 862,624,800.24
  5. Step 5: Solve for x
    x = 862,624,800.24/29,027.60
  6. Step 6: Final answer
    x = 29,717.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.