Home / 40,385.39-60,573.31-10,805.54

Finding the Fourth Proportional to 40,385.39, 60,573.31 and 10,805.54

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Solution

The fourth proportional to 40,385.39, 60,573.31 and 10,805.54 is: 16,207.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,385.39 : 60,573.31 = 10,805.54 : x
  2. Step 2: Convert to fraction form
    40,385.39/60,573.31 = 10,805.54/x
  3. Step 3: Cross multiply
    40,385.39x = 60,573.31 × 10,805.54
  4. Step 4: Simplify right side
    40,385.39x = 654,526,994.26
  5. Step 5: Solve for x
    x = 654,526,994.26/40,385.39
  6. Step 6: Final answer
    x = 16,207.03

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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.