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Finding the Fourth Proportional to 17,903.20, 24,705.88 and 9,836.84

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Solution

The fourth proportional to 17,903.20, 24,705.88 and 9,836.84 is: 13,574.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,903.20 : 24,705.88 = 9,836.84 : x
  2. Step 2: Convert to fraction form
    17,903.20/24,705.88 = 9,836.84/x
  3. Step 3: Cross multiply
    17,903.20x = 24,705.88 × 9,836.84
  4. Step 4: Simplify right side
    17,903.20x = 243,027,788.62
  5. Step 5: Solve for x
    x = 243,027,788.62/17,903.20
  6. Step 6: Final answer
    x = 13,574.54

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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.