Home / 39,927.60-59,881.17-11,841.09

Finding the Fourth Proportional to 39,927.60, 59,881.17 and 11,841.09

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Solution

The fourth proportional to 39,927.60, 59,881.17 and 11,841.09 is: 17,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927.60 : 59,881.17 = 11,841.09 : x
  2. Step 2: Convert to fraction form
    39,927.60/59,881.17 = 11,841.09/x
  3. Step 3: Cross multiply
    39,927.60x = 59,881.17 × 11,841.09
  4. Step 4: Simplify right side
    39,927.60x = 709,058,323.28
  5. Step 5: Solve for x
    x = 709,058,323.28/39,927.60
  6. Step 6: Final answer
    x = 17,758.60

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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.