Home / 34,890.48-52,327.80-9,930

Finding the Fourth Proportional to 34,890.48, 52,327.80 and 9,930

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Solution

The fourth proportional to 34,890.48, 52,327.80 and 9,930 is: 14,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,890.48 : 52,327.80 = 9,930 : x
  2. Step 2: Convert to fraction form
    34,890.48/52,327.80 = 9,930/x
  3. Step 3: Cross multiply
    34,890.48x = 52,327.80 × 9,930
  4. Step 4: Simplify right side
    34,890.48x = 519,615,054
  5. Step 5: Solve for x
    x = 519,615,054/34,890.48
  6. Step 6: Final answer
    x = 14,892.75

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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.