Home / 20,736.26-31,098.01-5,941.21

Finding the Fourth Proportional to 20,736.26, 31,098.01 and 5,941.21

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Solution

The fourth proportional to 20,736.26, 31,098.01 and 5,941.21 is: 8,909.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736.26 : 31,098.01 = 5,941.21 : x
  2. Step 2: Convert to fraction form
    20,736.26/31,098.01 = 5,941.21/x
  3. Step 3: Cross multiply
    20,736.26x = 31,098.01 × 5,941.21
  4. Step 4: Simplify right side
    20,736.26x = 184,759,807.99
  5. Step 5: Solve for x
    x = 184,759,807.99/20,736.26
  6. Step 6: Final answer
    x = 8,909.99

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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.