Home / 43,927.67-65,890.91-10,648.02

Finding the Fourth Proportional to 43,927.67, 65,890.91 and 10,648.02

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Solution

The fourth proportional to 43,927.67, 65,890.91 and 10,648.02 is: 15,971.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,927.67 : 65,890.91 = 10,648.02 : x
  2. Step 2: Convert to fraction form
    43,927.67/65,890.91 = 10,648.02/x
  3. Step 3: Cross multiply
    43,927.67x = 65,890.91 × 10,648.02
  4. Step 4: Simplify right side
    43,927.67x = 701,607,727.50
  5. Step 5: Solve for x
    x = 701,607,727.50/43,927.67
  6. Step 6: Final answer
    x = 15,971.89

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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.