Home / 26,930.84-40,402.67-13,571.01

Finding the Fourth Proportional to 26,930.84, 40,402.67 and 13,571.01

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Solution

The fourth proportional to 26,930.84, 40,402.67 and 13,571.01 is: 20,359.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,930.84 : 40,402.67 = 13,571.01 : x
  2. Step 2: Convert to fraction form
    26,930.84/40,402.67 = 13,571.01/x
  3. Step 3: Cross multiply
    26,930.84x = 40,402.67 × 13,571.01
  4. Step 4: Simplify right side
    26,930.84x = 548,304,768.73
  5. Step 5: Solve for x
    x = 548,304,768.73/26,930.84
  6. Step 6: Final answer
    x = 20,359.74

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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.