Home / 43,997.84-65,991.40-12,833.12

Finding the Fourth Proportional to 43,997.84, 65,991.40 and 12,833.12

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Solution

The fourth proportional to 43,997.84, 65,991.40 and 12,833.12 is: 19,248.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,997.84 : 65,991.40 = 12,833.12 : x
  2. Step 2: Convert to fraction form
    43,997.84/65,991.40 = 12,833.12/x
  3. Step 3: Cross multiply
    43,997.84x = 65,991.40 × 12,833.12
  4. Step 4: Simplify right side
    43,997.84x = 846,875,555.17
  5. Step 5: Solve for x
    x = 846,875,555.17/43,997.84
  6. Step 6: Final answer
    x = 19,248.12

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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.