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Finding the Fourth Proportional to 32,684.44, 45,107.86 and 19,259.88

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Solution

The fourth proportional to 32,684.44, 45,107.86 and 19,259.88 is: 26,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,684.44 : 45,107.86 = 19,259.88 : x
  2. Step 2: Convert to fraction form
    32,684.44/45,107.86 = 19,259.88/x
  3. Step 3: Cross multiply
    32,684.44x = 45,107.86 × 19,259.88
  4. Step 4: Simplify right side
    32,684.44x = 868,771,970.66
  5. Step 5: Solve for x
    x = 868,771,970.66/32,684.44
  6. Step 6: Final answer
    x = 26,580.60

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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.