Home / 43,913.68-65,875.80-15,829.36

Finding the Fourth Proportional to 43,913.68, 65,875.80 and 15,829.36

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Solution

The fourth proportional to 43,913.68, 65,875.80 and 15,829.36 is: 23,745.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,913.68 : 65,875.80 = 15,829.36 : x
  2. Step 2: Convert to fraction form
    43,913.68/65,875.80 = 15,829.36/x
  3. Step 3: Cross multiply
    43,913.68x = 65,875.80 × 15,829.36
  4. Step 4: Simplify right side
    43,913.68x = 1,042,771,753.49
  5. Step 5: Solve for x
    x = 1,042,771,753.49/43,913.68
  6. Step 6: Final answer
    x = 23,745.94

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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.