Home / 27,817.21-41,688.55-17,951.41

Finding the Fourth Proportional to 27,817.21, 41,688.55 and 17,951.41

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Solution

The fourth proportional to 27,817.21, 41,688.55 and 17,951.41 is: 26,903.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,817.21 : 41,688.55 = 17,951.41 : x
  2. Step 2: Convert to fraction form
    27,817.21/41,688.55 = 17,951.41/x
  3. Step 3: Cross multiply
    27,817.21x = 41,688.55 × 17,951.41
  4. Step 4: Simplify right side
    27,817.21x = 748,368,253.36
  5. Step 5: Solve for x
    x = 748,368,253.36/27,817.21
  6. Step 6: Final answer
    x = 26,903.07

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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.