Home / 40,285.96-60,408.17-18,080.30

Finding the Fourth Proportional to 40,285.96, 60,408.17 and 18,080.30

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Solution

The fourth proportional to 40,285.96, 60,408.17 and 18,080.30 is: 27,111.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,285.96 : 60,408.17 = 18,080.30 : x
  2. Step 2: Convert to fraction form
    40,285.96/60,408.17 = 18,080.30/x
  3. Step 3: Cross multiply
    40,285.96x = 60,408.17 × 18,080.30
  4. Step 4: Simplify right side
    40,285.96x = 1,092,197,836.05
  5. Step 5: Solve for x
    x = 1,092,197,836.05/40,285.96
  6. Step 6: Final answer
    x = 27,111.13

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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.