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Finding the Fourth Proportional to 55,484.88, 83,235.22 and 18,032.91

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Solution

The fourth proportional to 55,484.88, 83,235.22 and 18,032.91 is: 27,051.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,484.88 : 83,235.22 = 18,032.91 : x
  2. Step 2: Convert to fraction form
    55,484.88/83,235.22 = 18,032.91/x
  3. Step 3: Cross multiply
    55,484.88x = 83,235.22 × 18,032.91
  4. Step 4: Simplify right side
    55,484.88x = 1,500,973,186.01
  5. Step 5: Solve for x
    x = 1,500,973,186.01/55,484.88
  6. Step 6: Final answer
    x = 27,051.93

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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.