Home / 26,749.88-39,949.16-21,492.87

Finding the Fourth Proportional to 26,749.88, 39,949.16 and 21,492.87

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Solution

The fourth proportional to 26,749.88, 39,949.16 and 21,492.87 is: 32,098.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,749.88 : 39,949.16 = 21,492.87 : x
  2. Step 2: Convert to fraction form
    26,749.88/39,949.16 = 21,492.87/x
  3. Step 3: Cross multiply
    26,749.88x = 39,949.16 × 21,492.87
  4. Step 4: Simplify right side
    26,749.88x = 858,621,995.02
  5. Step 5: Solve for x
    x = 858,621,995.02/26,749.88
  6. Step 6: Final answer
    x = 32,098.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.