Home / 26,928.84-40,398.54-9,399.24

Finding the Fourth Proportional to 26,928.84, 40,398.54 and 9,399.24

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Solution

The fourth proportional to 26,928.84, 40,398.54 and 9,399.24 is: 14,100.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,928.84 : 40,398.54 = 9,399.24 : x
  2. Step 2: Convert to fraction form
    26,928.84/40,398.54 = 9,399.24/x
  3. Step 3: Cross multiply
    26,928.84x = 40,398.54 × 9,399.24
  4. Step 4: Simplify right side
    26,928.84x = 379,715,573.11
  5. Step 5: Solve for x
    x = 379,715,573.11/26,928.84
  6. Step 6: Final answer
    x = 14,100.70

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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.