Home / 43,931.55-65,896.73-10,651.89

Finding the Fourth Proportional to 43,931.55, 65,896.73 and 10,651.89

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Solution

The fourth proportional to 43,931.55, 65,896.73 and 10,651.89 is: 15,977.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,931.55 : 65,896.73 = 10,651.89 : x
  2. Step 2: Convert to fraction form
    43,931.55/65,896.73 = 10,651.89/x
  3. Step 3: Cross multiply
    43,931.55x = 65,896.73 × 10,651.89
  4. Step 4: Simplify right side
    43,931.55x = 701,924,666.06
  5. Step 5: Solve for x
    x = 701,924,666.06/43,931.55
  6. Step 6: Final answer
    x = 15,977.69

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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.