Home / 35,234.28-48,623.32-19,318.40

Finding the Fourth Proportional to 35,234.28, 48,623.32 and 19,318.40

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Solution

The fourth proportional to 35,234.28, 48,623.32 and 19,318.40 is: 26,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,234.28 : 48,623.32 = 19,318.40 : x
  2. Step 2: Convert to fraction form
    35,234.28/48,623.32 = 19,318.40/x
  3. Step 3: Cross multiply
    35,234.28x = 48,623.32 × 19,318.40
  4. Step 4: Simplify right side
    35,234.28x = 939,324,745.09
  5. Step 5: Solve for x
    x = 939,324,745.09/35,234.28
  6. Step 6: Final answer
    x = 26,659.40

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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.