Home / 28,733.94-43,101.36-9,012.66

Finding the Fourth Proportional to 28,733.94, 43,101.36 and 9,012.66

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Solution

The fourth proportional to 28,733.94, 43,101.36 and 9,012.66 is: 13,519.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,733.94 : 43,101.36 = 9,012.66 : x
  2. Step 2: Convert to fraction form
    28,733.94/43,101.36 = 9,012.66/x
  3. Step 3: Cross multiply
    28,733.94x = 43,101.36 × 9,012.66
  4. Step 4: Simplify right side
    28,733.94x = 388,457,903.22
  5. Step 5: Solve for x
    x = 388,457,903.22/28,733.94
  6. Step 6: Final answer
    x = 13,519.13

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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.