Home / 43,648.32-65,505.12-16,998.48

Finding the Fourth Proportional to 43,648.32, 65,505.12 and 16,998.48

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Solution

The fourth proportional to 43,648.32, 65,505.12 and 16,998.48 is: 25,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,648.32 : 65,505.12 = 16,998.48 : x
  2. Step 2: Convert to fraction form
    43,648.32/65,505.12 = 16,998.48/x
  3. Step 3: Cross multiply
    43,648.32x = 65,505.12 × 16,998.48
  4. Step 4: Simplify right side
    43,648.32x = 1,113,487,472.22
  5. Step 5: Solve for x
    x = 1,113,487,472.22/43,648.32
  6. Step 6: Final answer
    x = 25,510.43

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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.