Home / 29,278.93-43,918.49-7,092.25

Finding the Fourth Proportional to 29,278.93, 43,918.49 and 7,092.25

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Solution

The fourth proportional to 29,278.93, 43,918.49 and 7,092.25 is: 10,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,278.93 : 43,918.49 = 7,092.25 : x
  2. Step 2: Convert to fraction form
    29,278.93/43,918.49 = 7,092.25/x
  3. Step 3: Cross multiply
    29,278.93x = 43,918.49 × 7,092.25
  4. Step 4: Simplify right side
    29,278.93x = 311,480,910.70
  5. Step 5: Solve for x
    x = 311,480,910.70/29,278.93
  6. Step 6: Final answer
    x = 10,638.40

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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.