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Finding the Fourth Proportional to 32,788.34, 45,237.65 and 19,364.34

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Solution

The fourth proportional to 32,788.34, 45,237.65 and 19,364.34 is: 26,716.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,788.34 : 45,237.65 = 19,364.34 : x
  2. Step 2: Convert to fraction form
    32,788.34/45,237.65 = 19,364.34/x
  3. Step 3: Cross multiply
    32,788.34x = 45,237.65 × 19,364.34
  4. Step 4: Simplify right side
    32,788.34x = 875,997,138.58
  5. Step 5: Solve for x
    x = 875,997,138.58/32,788.34
  6. Step 6: Final answer
    x = 26,716.73

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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.