Home / 26,259.72-36,256.68-21,246.18

Finding the Fourth Proportional to 26,259.72, 36,256.68 and 21,246.18

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Solution

The fourth proportional to 26,259.72, 36,256.68 and 21,246.18 is: 29,334.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,259.72 : 36,256.68 = 21,246.18 : x
  2. Step 2: Convert to fraction form
    26,259.72/36,256.68 = 21,246.18/x
  3. Step 3: Cross multiply
    26,259.72x = 36,256.68 × 21,246.18
  4. Step 4: Simplify right side
    26,259.72x = 770,315,949.48
  5. Step 5: Solve for x
    x = 770,315,949.48/26,259.72
  6. Step 6: Final answer
    x = 29,334.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.