Home / 17,787.56-24,546.66-9,829.79

Finding the Fourth Proportional to 17,787.56, 24,546.66 and 9,829.79

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Solution

The fourth proportional to 17,787.56, 24,546.66 and 9,829.79 is: 13,565.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,787.56 : 24,546.66 = 9,829.79 : x
  2. Step 2: Convert to fraction form
    17,787.56/24,546.66 = 9,829.79/x
  3. Step 3: Cross multiply
    17,787.56x = 24,546.66 × 9,829.79
  4. Step 4: Simplify right side
    17,787.56x = 241,288,390.27
  5. Step 5: Solve for x
    x = 241,288,390.27/17,787.56
  6. Step 6: Final answer
    x = 13,565.01

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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.