Home / 35,580.32-49,101.36-20,676.32

Finding the Fourth Proportional to 35,580.32, 49,101.36 and 20,676.32

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Solution

The fourth proportional to 35,580.32, 49,101.36 and 20,676.32 is: 28,533.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,580.32 : 49,101.36 = 20,676.32 : x
  2. Step 2: Convert to fraction form
    35,580.32/49,101.36 = 20,676.32/x
  3. Step 3: Cross multiply
    35,580.32x = 49,101.36 × 20,676.32
  4. Step 4: Simplify right side
    35,580.32x = 1,015,235,431.80
  5. Step 5: Solve for x
    x = 1,015,235,431.80/35,580.32
  6. Step 6: Final answer
    x = 28,533.62

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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.