Home / 27,537.60-41,260.80-15,830.40

Finding the Fourth Proportional to 27,537.60, 41,260.80 and 15,830.40

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Solution

The fourth proportional to 27,537.60, 41,260.80 and 15,830.40 is: 23,719.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,537.60 : 41,260.80 = 15,830.40 : x
  2. Step 2: Convert to fraction form
    27,537.60/41,260.80 = 15,830.40/x
  3. Step 3: Cross multiply
    27,537.60x = 41,260.80 × 15,830.40
  4. Step 4: Simplify right side
    27,537.60x = 653,174,968.32
  5. Step 5: Solve for x
    x = 653,174,968.32/27,537.60
  6. Step 6: Final answer
    x = 23,719.39

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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.