Home / 26,921.45-40,382.51-9,391.26

Finding the Fourth Proportional to 26,921.45, 40,382.51 and 9,391.26

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Solution

The fourth proportional to 26,921.45, 40,382.51 and 9,391.26 is: 14,087.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,921.45 : 40,382.51 = 9,391.26 : x
  2. Step 2: Convert to fraction form
    26,921.45/40,382.51 = 9,391.26/x
  3. Step 3: Cross multiply
    26,921.45x = 40,382.51 × 9,391.26
  4. Step 4: Simplify right side
    26,921.45x = 379,242,603.91
  5. Step 5: Solve for x
    x = 379,242,603.91/26,921.45
  6. Step 6: Final answer
    x = 14,087.01

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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.