Home / 43,733.60-65,632.80-17,457.20

Finding the Fourth Proportional to 43,733.60, 65,632.80 and 17,457.20

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Solution

The fourth proportional to 43,733.60, 65,632.80 and 17,457.20 is: 26,198.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,733.60 : 65,632.80 = 17,457.20 : x
  2. Step 2: Convert to fraction form
    43,733.60/65,632.80 = 17,457.20/x
  3. Step 3: Cross multiply
    43,733.60x = 65,632.80 × 17,457.20
  4. Step 4: Simplify right side
    43,733.60x = 1,145,764,916.16
  5. Step 5: Solve for x
    x = 1,145,764,916.16/43,733.60
  6. Step 6: Final answer
    x = 26,198.73

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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.