Home / 36,918.99-50,946.44-21,001.95

Finding the Fourth Proportional to 36,918.99, 50,946.44 and 21,001.95

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Solution

The fourth proportional to 36,918.99, 50,946.44 and 21,001.95 is: 28,981.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,918.99 : 50,946.44 = 21,001.95 : x
  2. Step 2: Convert to fraction form
    36,918.99/50,946.44 = 21,001.95/x
  3. Step 3: Cross multiply
    36,918.99x = 50,946.44 × 21,001.95
  4. Step 4: Simplify right side
    36,918.99x = 1,069,974,480.55
  5. Step 5: Solve for x
    x = 1,069,974,480.55/36,918.99
  6. Step 6: Final answer
    x = 28,981.68

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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.