Home / 35,736.46-49,313.06-19,820.86

Finding the Fourth Proportional to 35,736.46, 49,313.06 and 19,820.86

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Solution

The fourth proportional to 35,736.46, 49,313.06 and 19,820.86 is: 27,350.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,736.46 : 49,313.06 = 19,820.86 : x
  2. Step 2: Convert to fraction form
    35,736.46/49,313.06 = 19,820.86/x
  3. Step 3: Cross multiply
    35,736.46x = 49,313.06 × 19,820.86
  4. Step 4: Simplify right side
    35,736.46x = 977,427,258.43
  5. Step 5: Solve for x
    x = 977,427,258.43/35,736.46
  6. Step 6: Final answer
    x = 27,350.98

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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.