Home / 35,428.32-48,893.31-19,512.77

Finding the Fourth Proportional to 35,428.32, 48,893.31 and 19,512.77

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Solution

The fourth proportional to 35,428.32, 48,893.31 and 19,512.77 is: 26,928.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,428.32 : 48,893.31 = 19,512.77 : x
  2. Step 2: Convert to fraction form
    35,428.32/48,893.31 = 19,512.77/x
  3. Step 3: Cross multiply
    35,428.32x = 48,893.31 × 19,512.77
  4. Step 4: Simplify right side
    35,428.32x = 954,043,668.10
  5. Step 5: Solve for x
    x = 954,043,668.10/35,428.32
  6. Step 6: Final answer
    x = 26,928.84

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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.