Home / 43,457.24-65,193.20-13,464.57

Finding the Fourth Proportional to 43,457.24, 65,193.20 and 13,464.57

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Solution

The fourth proportional to 43,457.24, 65,193.20 and 13,464.57 is: 20,199.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,457.24 : 65,193.20 = 13,464.57 : x
  2. Step 2: Convert to fraction form
    43,457.24/65,193.20 = 13,464.57/x
  3. Step 3: Cross multiply
    43,457.24x = 65,193.20 × 13,464.57
  4. Step 4: Simplify right side
    43,457.24x = 877,798,337.60
  5. Step 5: Solve for x
    x = 877,798,337.60/43,457.24
  6. Step 6: Final answer
    x = 20,199.13

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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.