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Finding the Fourth Proportional to 55,066.93, 82,597.05 and 19,530.01

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Solution

The fourth proportional to 55,066.93, 82,597.05 and 19,530.01 is: 29,293.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,066.93 : 82,597.05 = 19,530.01 : x
  2. Step 2: Convert to fraction form
    55,066.93/82,597.05 = 19,530.01/x
  3. Step 3: Cross multiply
    55,066.93x = 82,597.05 × 19,530.01
  4. Step 4: Simplify right side
    55,066.93x = 1,613,121,212.47
  5. Step 5: Solve for x
    x = 1,613,121,212.47/55,066.93
  6. Step 6: Final answer
    x = 29,293.83

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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.