Home / 34,218.86-51,327.81-10,845.36

Finding the Fourth Proportional to 34,218.86, 51,327.81 and 10,845.36

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Solution

The fourth proportional to 34,218.86, 51,327.81 and 10,845.36 is: 16,267.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,218.86 : 51,327.81 = 10,845.36 : x
  2. Step 2: Convert to fraction form
    34,218.86/51,327.81 = 10,845.36/x
  3. Step 3: Cross multiply
    34,218.86x = 51,327.81 × 10,845.36
  4. Step 4: Simplify right side
    34,218.86x = 556,668,577.46
  5. Step 5: Solve for x
    x = 556,668,577.46/34,218.86
  6. Step 6: Final answer
    x = 16,267.89

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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.