Home / 45,039.21-67,562.31-26,321.19

Finding the Fourth Proportional to 45,039.21, 67,562.31 and 26,321.19

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Solution

The fourth proportional to 45,039.21, 67,562.31 and 26,321.19 is: 39,483.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,039.21 : 67,562.31 = 26,321.19 : x
  2. Step 2: Convert to fraction form
    45,039.21/67,562.31 = 26,321.19/x
  3. Step 3: Cross multiply
    45,039.21x = 67,562.31 × 26,321.19
  4. Step 4: Simplify right side
    45,039.21x = 1,778,320,398.35
  5. Step 5: Solve for x
    x = 1,778,320,398.35/45,039.21
  6. Step 6: Final answer
    x = 39,483.83

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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.