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Finding the Fourth Proportional to 55,473.69, 83,214.78 and 16,031.15

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Solution

The fourth proportional to 55,473.69, 83,214.78 and 16,031.15 is: 24,047.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,473.69 : 83,214.78 = 16,031.15 : x
  2. Step 2: Convert to fraction form
    55,473.69/83,214.78 = 16,031.15/x
  3. Step 3: Cross multiply
    55,473.69x = 83,214.78 × 16,031.15
  4. Step 4: Simplify right side
    55,473.69x = 1,334,028,204.32
  5. Step 5: Solve for x
    x = 1,334,028,204.32/55,473.69
  6. Step 6: Final answer
    x = 24,047.94

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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.