Home / 27,900.47-41,815.11-13,076.72

Finding the Fourth Proportional to 27,900.47, 41,815.11 and 13,076.72

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Solution

The fourth proportional to 27,900.47, 41,815.11 and 13,076.72 is: 19,598.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,900.47 : 41,815.11 = 13,076.72 : x
  2. Step 2: Convert to fraction form
    27,900.47/41,815.11 = 13,076.72/x
  3. Step 3: Cross multiply
    27,900.47x = 41,815.11 × 13,076.72
  4. Step 4: Simplify right side
    27,900.47x = 546,804,565.26
  5. Step 5: Solve for x
    x = 546,804,565.26/27,900.47
  6. Step 6: Final answer
    x = 19,598.40

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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.