Home / 43,939.58-65,909.36-17,644.32

Finding the Fourth Proportional to 43,939.58, 65,909.36 and 17,644.32

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Solution

The fourth proportional to 43,939.58, 65,909.36 and 17,644.32 is: 26,466.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,939.58 : 65,909.36 = 17,644.32 : x
  2. Step 2: Convert to fraction form
    43,939.58/65,909.36 = 17,644.32/x
  3. Step 3: Cross multiply
    43,939.58x = 65,909.36 × 17,644.32
  4. Step 4: Simplify right side
    43,939.58x = 1,162,925,750.61
  5. Step 5: Solve for x
    x = 1,162,925,750.61/43,939.58
  6. Step 6: Final answer
    x = 26,466.48

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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.