Home / 27,141.17-40,712.28-17,840.48

Finding the Fourth Proportional to 27,141.17, 40,712.28 and 17,840.48

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Solution

The fourth proportional to 27,141.17, 40,712.28 and 17,840.48 is: 26,761.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,141.17 : 40,712.28 = 17,840.48 : x
  2. Step 2: Convert to fraction form
    27,141.17/40,712.28 = 17,840.48/x
  3. Step 3: Cross multiply
    27,141.17x = 40,712.28 × 17,840.48
  4. Step 4: Simplify right side
    27,141.17x = 726,326,413.53
  5. Step 5: Solve for x
    x = 726,326,413.53/27,141.17
  6. Step 6: Final answer
    x = 26,761.06

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1.5x scale

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.