Home / 35,005.16-48,305.22-20,101.16

Finding the Fourth Proportional to 35,005.16, 48,305.22 and 20,101.16

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Solution

The fourth proportional to 35,005.16, 48,305.22 and 20,101.16 is: 27,738.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,005.16 : 48,305.22 = 20,101.16 : x
  2. Step 2: Convert to fraction form
    35,005.16/48,305.22 = 20,101.16/x
  3. Step 3: Cross multiply
    35,005.16x = 48,305.22 × 20,101.16
  4. Step 4: Simplify right side
    35,005.16x = 970,990,956.06
  5. Step 5: Solve for x
    x = 970,990,956.06/35,005.16
  6. Step 6: Final answer
    x = 27,738.51

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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.