Home / 36,918.09-50,946.93-20,151.09

Finding the Fourth Proportional to 36,918.09, 50,946.93 and 20,151.09

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Solution

The fourth proportional to 36,918.09, 50,946.93 and 20,151.09 is: 27,808.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,918.09 : 50,946.93 = 20,151.09 : x
  2. Step 2: Convert to fraction form
    36,918.09/50,946.93 = 20,151.09/x
  3. Step 3: Cross multiply
    36,918.09x = 50,946.93 × 20,151.09
  4. Step 4: Simplify right side
    36,918.09x = 1,026,636,171.65
  5. Step 5: Solve for x
    x = 1,026,636,171.65/36,918.09
  6. Step 6: Final answer
    x = 27,808.49

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1.5x scale

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.