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Finding the Fourth Proportional to 32,842.84, 49,218.84 and 28,449.40

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Solution

The fourth proportional to 32,842.84, 49,218.84 and 28,449.40 is: 42,634.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,842.84 : 49,218.84 = 28,449.40 : x
  2. Step 2: Convert to fraction form
    32,842.84/49,218.84 = 28,449.40/x
  3. Step 3: Cross multiply
    32,842.84x = 49,218.84 × 28,449.40
  4. Step 4: Simplify right side
    32,842.84x = 1,400,246,466.70
  5. Step 5: Solve for x
    x = 1,400,246,466.70/32,842.84
  6. Step 6: Final answer
    x = 42,634.76

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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.