Home / 27,141.63-40,712.99-17,840.94

Finding the Fourth Proportional to 27,141.63, 40,712.99 and 17,840.94

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Solution

The fourth proportional to 27,141.63, 40,712.99 and 17,840.94 is: 26,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,141.63 : 40,712.99 = 17,840.94 : x
  2. Step 2: Convert to fraction form
    27,141.63/40,712.99 = 17,840.94/x
  3. Step 3: Cross multiply
    27,141.63x = 40,712.99 × 17,840.94
  4. Step 4: Simplify right side
    27,141.63x = 726,357,922.61
  5. Step 5: Solve for x
    x = 726,357,922.61/27,141.63
  6. Step 6: Final answer
    x = 26,761.76

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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.