Home / 28,829.73-43,244.33-9,108.28

Finding the Fourth Proportional to 28,829.73, 43,244.33 and 9,108.28

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Solution

The fourth proportional to 28,829.73, 43,244.33 and 9,108.28 is: 13,662.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,829.73 : 43,244.33 = 9,108.28 : x
  2. Step 2: Convert to fraction form
    28,829.73/43,244.33 = 9,108.28/x
  3. Step 3: Cross multiply
    28,829.73x = 43,244.33 × 9,108.28
  4. Step 4: Simplify right side
    28,829.73x = 393,881,525.80
  5. Step 5: Solve for x
    x = 393,881,525.80/28,829.73
  6. Step 6: Final answer
    x = 13,662.34

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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.