Home / 49,668.54-74,549.62-18,109.10

Finding the Fourth Proportional to 49,668.54, 74,549.62 and 18,109.10

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Solution

The fourth proportional to 49,668.54, 74,549.62 and 18,109.10 is: 27,180.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,668.54 : 74,549.62 = 18,109.10 : x
  2. Step 2: Convert to fraction form
    49,668.54/74,549.62 = 18,109.10/x
  3. Step 3: Cross multiply
    49,668.54x = 74,549.62 × 18,109.10
  4. Step 4: Simplify right side
    49,668.54x = 1,350,026,523.54
  5. Step 5: Solve for x
    x = 1,350,026,523.54/49,668.54
  6. Step 6: Final answer
    x = 27,180.72

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1.5x scale

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.