Home / 36,621.99-54,884.95-20,834.28

Finding the Fourth Proportional to 36,621.99, 54,884.95 and 20,834.28

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Solution

The fourth proportional to 36,621.99, 54,884.95 and 20,834.28 is: 31,224.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,621.99 : 54,884.95 = 20,834.28 : x
  2. Step 2: Convert to fraction form
    36,621.99/54,884.95 = 20,834.28/x
  3. Step 3: Cross multiply
    36,621.99x = 54,884.95 × 20,834.28
  4. Step 4: Simplify right side
    36,621.99x = 1,143,488,364.00
  5. Step 5: Solve for x
    x = 1,143,488,364.00/36,621.99
  6. Step 6: Final answer
    x = 31,224.09

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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.