Home / 36,189.99-54,280.80-9,896.85

Finding the Fourth Proportional to 36,189.99, 54,280.80 and 9,896.85

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Solution

The fourth proportional to 36,189.99, 54,280.80 and 9,896.85 is: 14,844.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,189.99 : 54,280.80 = 9,896.85 : x
  2. Step 2: Convert to fraction form
    36,189.99/54,280.80 = 9,896.85/x
  3. Step 3: Cross multiply
    36,189.99x = 54,280.80 × 9,896.85
  4. Step 4: Simplify right side
    36,189.99x = 537,208,935.48
  5. Step 5: Solve for x
    x = 537,208,935.48/36,189.99
  6. Step 6: Final answer
    x = 14,844.13

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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.