Home / 17,783.28-24,542.39-9,827.06

Finding the Fourth Proportional to 17,783.28, 24,542.39 and 9,827.06

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Solution

The fourth proportional to 17,783.28, 24,542.39 and 9,827.06 is: 13,562.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,783.28 : 24,542.39 = 9,827.06 : x
  2. Step 2: Convert to fraction form
    17,783.28/24,542.39 = 9,827.06/x
  3. Step 3: Cross multiply
    17,783.28x = 24,542.39 × 9,827.06
  4. Step 4: Simplify right side
    17,783.28x = 241,179,440.93
  5. Step 5: Solve for x
    x = 241,179,440.93/17,783.28
  6. Step 6: Final answer
    x = 13,562.15

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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.