Home / 32,977.13-45,508.43-18,829.97

Finding the Fourth Proportional to 32,977.13, 45,508.43 and 18,829.97

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Solution

The fourth proportional to 32,977.13, 45,508.43 and 18,829.97 is: 25,985.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,977.13 : 45,508.43 = 18,829.97 : x
  2. Step 2: Convert to fraction form
    32,977.13/45,508.43 = 18,829.97/x
  3. Step 3: Cross multiply
    32,977.13x = 45,508.43 × 18,829.97
  4. Step 4: Simplify right side
    32,977.13x = 856,922,361.84
  5. Step 5: Solve for x
    x = 856,922,361.84/32,977.13
  6. Step 6: Final answer
    x = 25,985.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.