Home / 28,727.26-43,090.89-9,007.34

Finding the Fourth Proportional to 28,727.26, 43,090.89 and 9,007.34

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Solution

The fourth proportional to 28,727.26, 43,090.89 and 9,007.34 is: 13,511.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,727.26 : 43,090.89 = 9,007.34 : x
  2. Step 2: Convert to fraction form
    28,727.26/43,090.89 = 9,007.34/x
  3. Step 3: Cross multiply
    28,727.26x = 43,090.89 × 9,007.34
  4. Step 4: Simplify right side
    28,727.26x = 388,134,047.90
  5. Step 5: Solve for x
    x = 388,134,047.90/28,727.26
  6. Step 6: Final answer
    x = 13,511.00

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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.