Home / 49,035.12-67,668.76-26,679.28

Finding the Fourth Proportional to 49,035.12, 67,668.76 and 26,679.28

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Solution

The fourth proportional to 49,035.12, 67,668.76 and 26,679.28 is: 36,817.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,035.12 : 67,668.76 = 26,679.28 : x
  2. Step 2: Convert to fraction form
    49,035.12/67,668.76 = 26,679.28/x
  3. Step 3: Cross multiply
    49,035.12x = 67,668.76 × 26,679.28
  4. Step 4: Simplify right side
    49,035.12x = 1,805,353,795.29
  5. Step 5: Solve for x
    x = 1,805,353,795.29/49,035.12
  6. Step 6: Final answer
    x = 36,817.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.