Home / 39,927.96-59,881.71-11,841.45

Finding the Fourth Proportional to 39,927.96, 59,881.71 and 11,841.45

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Solution

The fourth proportional to 39,927.96, 59,881.71 and 11,841.45 is: 17,759.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927.96 : 59,881.71 = 11,841.45 : x
  2. Step 2: Convert to fraction form
    39,927.96/59,881.71 = 11,841.45/x
  3. Step 3: Cross multiply
    39,927.96x = 59,881.71 × 11,841.45
  4. Step 4: Simplify right side
    39,927.96x = 709,086,274.88
  5. Step 5: Solve for x
    x = 709,086,274.88/39,927.96
  6. Step 6: Final answer
    x = 17,759.14

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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.