Home / 26,620.48-36,738.24-15,444.16

Finding the Fourth Proportional to 26,620.48, 36,738.24 and 15,444.16

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Solution

The fourth proportional to 26,620.48, 36,738.24 and 15,444.16 is: 21,314.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620.48 : 36,738.24 = 15,444.16 : x
  2. Step 2: Convert to fraction form
    26,620.48/36,738.24 = 15,444.16/x
  3. Step 3: Cross multiply
    26,620.48x = 36,738.24 × 15,444.16
  4. Step 4: Simplify right side
    26,620.48x = 567,391,256.68
  5. Step 5: Solve for x
    x = 567,391,256.68/26,620.48
  6. Step 6: Final answer
    x = 21,314.09

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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.