Home / 16,505.40-24,759.56-4,659.25

Finding the Fourth Proportional to 16,505.40, 24,759.56 and 4,659.25

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Solution

The fourth proportional to 16,505.40, 24,759.56 and 4,659.25 is: 6,989.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,505.40 : 24,759.56 = 4,659.25 : x
  2. Step 2: Convert to fraction form
    16,505.40/24,759.56 = 4,659.25/x
  3. Step 3: Cross multiply
    16,505.40x = 24,759.56 × 4,659.25
  4. Step 4: Simplify right side
    16,505.40x = 115,360,979.93
  5. Step 5: Solve for x
    x = 115,360,979.93/16,505.40
  6. Step 6: Final answer
    x = 6,989.29

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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.