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Finding the Fourth Proportional to 32,875.67, 45,374.28 and 19,454.33

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Solution

The fourth proportional to 32,875.67, 45,374.28 and 19,454.33 is: 26,850.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,875.67 : 45,374.28 = 19,454.33 : x
  2. Step 2: Convert to fraction form
    32,875.67/45,374.28 = 19,454.33/x
  3. Step 3: Cross multiply
    32,875.67x = 45,374.28 × 19,454.33
  4. Step 4: Simplify right side
    32,875.67x = 882,726,001.88
  5. Step 5: Solve for x
    x = 882,726,001.88/32,875.67
  6. Step 6: Final answer
    x = 26,850.43

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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.