Home / 34,857.28-48,102.96-18,941.60

Finding the Fourth Proportional to 34,857.28, 48,102.96 and 18,941.60

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Solution

The fourth proportional to 34,857.28, 48,102.96 and 18,941.60 is: 26,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,857.28 : 48,102.96 = 18,941.60 : x
  2. Step 2: Convert to fraction form
    34,857.28/48,102.96 = 18,941.60/x
  3. Step 3: Cross multiply
    34,857.28x = 48,102.96 × 18,941.60
  4. Step 4: Simplify right side
    34,857.28x = 911,147,027.14
  5. Step 5: Solve for x
    x = 911,147,027.14/34,857.28
  6. Step 6: Final answer
    x = 26,139.36

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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.