Home / 35,191.64-48,546.06-21,758.60

Finding the Fourth Proportional to 35,191.64, 48,546.06 and 21,758.60

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Solution

The fourth proportional to 35,191.64, 48,546.06 and 21,758.60 is: 30,015.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,191.64 : 48,546.06 = 21,758.60 : x
  2. Step 2: Convert to fraction form
    35,191.64/48,546.06 = 21,758.60/x
  3. Step 3: Cross multiply
    35,191.64x = 48,546.06 × 21,758.60
  4. Step 4: Simplify right side
    35,191.64x = 1,056,294,301.12
  5. Step 5: Solve for x
    x = 1,056,294,301.12/35,191.64
  6. Step 6: Final answer
    x = 30,015.49

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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.