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Finding the Fourth Proportional to 32,741.73, 45,171.73 and 21,417.68

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Solution

The fourth proportional to 32,741.73, 45,171.73 and 21,417.68 is: 29,548.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,741.73 : 45,171.73 = 21,417.68 : x
  2. Step 2: Convert to fraction form
    32,741.73/45,171.73 = 21,417.68/x
  3. Step 3: Cross multiply
    32,741.73x = 45,171.73 × 21,417.68
  4. Step 4: Simplify right side
    32,741.73x = 967,473,658.19
  5. Step 5: Solve for x
    x = 967,473,658.19/32,741.73
  6. Step 6: Final answer
    x = 29,548.64

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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.