Home / 23,005.68-34,464.75-11,895.72

Finding the Fourth Proportional to 23,005.68, 34,464.75 and 11,895.72

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Solution

The fourth proportional to 23,005.68, 34,464.75 and 11,895.72 is: 17,820.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,005.68 : 34,464.75 = 11,895.72 : x
  2. Step 2: Convert to fraction form
    23,005.68/34,464.75 = 11,895.72/x
  3. Step 3: Cross multiply
    23,005.68x = 34,464.75 × 11,895.72
  4. Step 4: Simplify right side
    23,005.68x = 409,983,015.87
  5. Step 5: Solve for x
    x = 409,983,015.87/23,005.68
  6. Step 6: Final answer
    x = 17,820.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.