Home / 27,140.73-40,702.46-11,345.73

Finding the Fourth Proportional to 27,140.73, 40,702.46 and 11,345.73

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Solution

The fourth proportional to 27,140.73, 40,702.46 and 11,345.73 is: 17,014.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,140.73 : 40,702.46 = 11,345.73 : x
  2. Step 2: Convert to fraction form
    27,140.73/40,702.46 = 11,345.73/x
  3. Step 3: Cross multiply
    27,140.73x = 40,702.46 × 11,345.73
  4. Step 4: Simplify right side
    27,140.73x = 461,799,064.77
  5. Step 5: Solve for x
    x = 461,799,064.77/27,140.73
  6. Step 6: Final answer
    x = 17,014.98

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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.